Graphs of physical phenomena
Transcription
Graphs of physical phenomena
Graphs of Physical Phenomena Book - Series K-1 Student s t Mathletics Instant Workbooks Copyright © Graphs of Physical Phenomena Student Book - Series K Contents Topics Date completed Topic 1 - Dependent and independent variables (1) __/__/__ Topic 2 - Dependent and independent variables (2) __/__/__ Topic 3 - Distance-time graphs __/__/__ Topic 4 - Column graphs and sector graphs __/__/__ Topic 5 - Step graphs and conversion graphs __/__/__ Topic 6 - Graphs describing other rates __/__/__ Practice Tests Topic 1 - Topic test A __/__/__ Topic 2 - Topic test B __/__/__ Author of The Topics and Topic Tests: AS Kalra Graphs of physical phenomena Mathletics Instant Workbooks – Series K Copyright © 3P Learning CHAPTER 7 CHAPTER 7 Graphs of physical ph Cphenomena HAPTER Graphs ofof physical CHAPTER 7 Graphs physical phenomena 7 Graphs of physical pheno Graphs of physical phenomena CHAPTER 7 UNIT 1: Dependent and in UNIT 1: Dependent and independent variables (1) (1) UNIT 1: Dependent and independent variables Graphs of physical phenome Graphs of physical phenomena UNIT 1: Dependent indepen Dependent and independent variables (1) Which of the followingand are variables a Q of the1: following are variables and which are constants? Q 1 Which 1 UNIT Which of the following are variables andQwhich are1constants? Graphs of physical phenomena Graphs of physical phenomena 1: of Dependent independent UNIT Dependent and independent variables Q which are 1UNIT Which the(1) followingand are variables and whi Q 1 Which of the1:following are variables and constants? ANSWERS ANSWERS page 153 page 153 ANSWERS page 153 UESTION UESTION UESTION UESTION UESTION ANSWERS page 153 ANSWERS page 153 size your dining ______________ aTopic The of your dining table. ______________ b (1) The of of a piece of wood. ___________ Dependent independent variables a 1:size The size ofUNIT yourand dining table. ______________ b a thickness TheThe thickness of a piece oftable. wood. ___________ 1: Dependent and independent variables (1) Q UESTION 1 Which of the following are variables and which are c QUESTION 1 Which of the following are variables and whichsize areofconstants? a your dining table. ______________ b Th a The size of your dining table. ______________ b The thickness of a piece of wood. ___________ ______________________________________ ______________________________________ _______________________________________ ______________________________________ _______________________________________ QUESTION 1 Which of the following are variables and which are constants? a Thebsize_______________________________________ of your diningoftable. ______________ b The thickne a The size of your dining table. ______________ The thickness a piece of wood. ___________ ______________________________________ ___ ______________________________________ sound music. _____________________ c The of music. _____________________ The of rainfall in a forest. ___________ c sound The sound of music. _____________________d d c amount TheThe amount ofofrainfall in a forest. ___________ a The size of your dining table. ______________ b _______________________________________ The thickness of a piece of wood. ___________ _________ ______________________________________ sound ofofmusic. _____________________ d Th c The sound of music. _____________________ ______________________________________ dc _______________________________________ The amount rainfall in a forest. ___________ ______________________________________ ______________________________________ ______________________________________ _______________________________________ ______________________________________ _______________________________________ c Thedsound ofamount music. of _____________________ d The amoun c The sound of music. _____________________ The rainfall in a forest. ___________ ______________________________________ ___ ______________________________________ _______________________________________ area of _____________ e The a basketball court.court. _____________ The of a triangular prism.court. ___________ e area The of area of a basketball _____________f f e volume TheThe volume of aa basketball triangular prism. ___________ c The sound of music. _____________________ d The amount of rainfall in a forest. ___________ ______________________________________ _______________________________________ area______________________________________ of aofbasketball court. _____________ f Th e The area of a basketball court. _____________ ______________________________________ fe _______________________________________ The volume a triangular prism. ___________ _________ ______________________________________ ______________________________________ _______________________________________ ______________________________________ _______________________________________ e Thef area_______________________________________ of avolume basketball _____________ f The volum e The area of a basketball court. _____________ The of acourt. triangular prism. ___________ ______________________________________ ___ ______________________________________ Q UESTION 2 Identify the independent variable and t Q UESTION 2 Identify the independent variable and the dependent variable in the following. Q UESTION 2 Identify the independent variable and the dependent variable in the following. e The area of a basketball court. _____________ ______________________________________ f The volume of a triangular prism. ___________ _________ ______________________________________ _______________________________________ Q UESTION 2Thevariable Identify the independent and the dep Q UESTION 2 Identify the independent variable and the dependent following. a_________________________________________ amount in of the fuel consumed variable by a car as it accelerat a The amount of fuel by a car it accelerates._________________________________________ a______________________________________ The amount ofconsumed fuel consumed by aascar as it accelerates. _______________________________________ QUESTION Identify the independent variable dependent 2 Identify the independent and the variable in the following. a 2dependent The amount of fuel consumed by a car and as it the accelerates. ____v aQUESTION The amount of fuel consumed by a carvariable as it accelerates._________________________________________ ___________________________________________ ______________________________________________________________________________________ ______________________________________________________________________________________ QUESTION 2 Identify the independent variable and the dependent variable in the astudies Theand amount of fuel consumed a following. carstudents as it accelerates. _________________________________________________ The number amount of hours fuel by a devote car ittoaccelerates._________________________________________ ______________________________________________________________________________________ b the The number ofby hours devote to ___________ their studies ba students devote to as their the they get. b The number of consumed hours students their studies andmarks marks they________________________ get. ________________________ ________________________________________________________ a The amount of fuel consumed by a car as it accelerates._________________________________________ b the Themarks number hours students devote to their studies and the b ______________________________________________________________________________________ number hours students devote to their studies and theyofget. ________________________ ___________________________________________ ______________________________________________________________________________________ bstudies Theand number of hours students to their studies theand marks th _________________________________________________ of soft hours students their the they get. number ofdevote softmakes. drink cans a____________ shopand sells the am cb ______________________________________________________________________________________ cans devote acans shopa to sells and the ofcmarks money the shopkeeper ____________ cThe number The number ofdrink soft drink shop sells andamount the amount ofThe money the________________________ shopkeeper makes. The number of soft hours students their they cand the The number ofget. soft________________________ drink cans a shop sells and the amount of cb ______________________________________________________________________________________ drink cans devote a shop to sells andstudies the________________________________________________________ amount ofmarks money the shopkeeper makes. ____________ ___________________________________________ ______________________________________________________________________________________ c hotThe number of soft drink cans sellsadds and to thefood amount money _________________________________________________ The more number of soft drink cans to a shop and amount offood shopkeeper makes. ____________ ______________________________________________________________________________________ dmoney Thethe more chillia ashop person and of how hot th dc chilli a person adds food and the d The more chilli a person adds to sells foodhow andthe how hotfood the ________________________________________________________ c The number of soft drink cans a shop sells and the amount of money the shopkeeper makes. ____________ d food The more chilli a person adds to food and how hot the food ______________________________________________________________________________________ d more chilli a person adds to food and how hot the becomes.__________________________ becomes.______________________________ becomes.______________________________ d hot The a person adds to food and how hot the food ______________________________________________________________________________________ becomes.______________________________ d ______________________________________________________________________________________ The more chilli a person adds to food and how themore food chilli ___________________________________________ becomes.______________________________ ______________________________________________________________________________________ becomes.______________________________ The more chilli a personyou adds to food and howand hotits theeffect food on becomes.______________________________ ______________________________________________________________________________________ e your Theyour amount of practice you have on the piano and it ed The of practice on the e amount The amount of practicehave you have onpiano the piano and its_________________________________________________ effect on becomes.______________________________ The you have____________________ on the piano and its effect ______________________________________________________________________________________ e The amount of practice you have on the piano and________________________________________________________ itse effect onamount your of practice performance. performance. ____________________ performance. ____________________ e andThe practice you have____________________ on the piano and its effect on your ______________________________________________________________________________________ performance. e The amount of practice you have on the piano its amount effect onofyour performance. ____________________ ___________________________________________ ______________________________________________________________________________________ ______________________________________________________________________________________ performance. ____________________ The amountperformance. of baking practicepowder you have the piano and itshow effect on your ____________________ ______________________________________________________________________________________ f the The amount of baking powder you add to a cake and fe The of youonadd a cake high cake will ____________________ f amount The amount of baking powder youtoadd to a and cake and_________________________________________________ how high the cakerise. will rise. ____________________ ________________________________________________________ performance. ____________________ ofwill baking you add to a cake and how hi f The amount of baking powder you add to a cake andf howThe highamount the___________________________________________ cake rise.powder ____________________ ______________________________________________________________________________________ ______________________________________________________________________________________ f The how amount baking add to a cake and how high the ca _________________________________________________ f The amount of baking powder you add to a cake and highofthe cake powder will rise.you ____________________ ______________________________________________________________________________________ Qvariable UESTION 3 Ifshould the are to be drawn QUESTION 3 If3theIffollowing graphs are toare betodrawn, whichwhich should go following ongothe QUESTION the following graphs be drawn, variable onhorizontal thegraphs horizontal f The amount of baking powder you add to a cake ________________________________________________________ and how high the cake will rise. ____________________ ______________________________________________________________________________________ QUESTION 3 If the following are to be drawn, whic QUESTION 3 If the following graphs are to be drawn, which variable should go on graphs the horizontal axis axis axis ______________________________________________________________________________________ QUESTION 3 If variable the following graphs to be drawn, which variab QUESTION 3 and If the following graphs are to be drawn, go onare the horizontal and which should go on the vertical ax should go ongo the axis?which axisshould and which should onvertical the vertical axis? axis which Q UESTION 3 If the following graphs are to be drawn, which variable should go on the horizontal should go thetotal vertical a Theand areawhich of a courtyard andonthe cost ofaxis? paving i and should go oncost the of vertical axis? a The a courtyard and the total paving it. __________________________________________ axis a area The of area ofwhich a courtyard and the total cost of paving it. __________________________________________ axis and which should goand onthe thetotal vertical axis? The area of a courtyard cost of paving it. _____ a ______________________________________________________________________________________ The area ofand a courtyard and thego total pavingaxis? it.a __________________________________________ ___________________________________________ which should oncost the of vertical axis ______________________________________________________________________________________ The area ofbamuch courtyard and total cost of paving _________________________________________________ and which go onworks thea store vertical axis? The number area aofcourtyard anda the total cost of it. __________________________________________ ______________________________________________________________________________________ The ofishours a student worksit.in____________ a store and h ba hours a should student works in and how much the student is the b The of number of hours student inapaving a store and how thenumber student ba b cb c dc dc 76 ed 76 d f76 76 ________________________________________________________ area ofpaid. aofcourtyard and theworks total cost paving it. b __________________________________________ The number of hours a student works in a store and how muc ______________________________________________________________________________________ The number hours a____________________ student in a of store and how much the student is paid. ____________________ ____________________ paid. b and The number a student works in a store and how much the stu ______________________________________________________________________________________ paid. ____________________ The number of hours a student works in a store how muchof thehours student is paid. ____________________ ___________________________________________ ______________________________________________________________________________________ ______________________________________________________________________________________ paid. ____________________ student is_________________________ number of people hours aemployed student works in how _________________________________________________ paid. ____________________ ______________________________________________________________________________________ cof the The number of _________________________ people employed in a factory and the The of in a factory andand the volume production. cThe number The number of people employed in aa store factory and themuch volume of production. ________________________________________________________ paid. ____________________ cvolume Theofnumber of people employed in a factory and the volume The number of people employed in a factory and the production. _________________________ ___________________________________________ ______________________________________________________________________________________ ______________________________________________________________________________________ cand The number people employed in a factory produ _________________________________________________ _________________________ The number of hours people employed a factory the volume ______________________________________________________________________________________ dofofproduction. The number of hours walkedand andthe thevolume distanceoftravell walked andinthe distance travelled. d The number of hours walked and the distance travelled. ________________________________________________________ employed the production. _________________________ dvolume Theofnumber of hours walked and the distance travelled. ______________________________________________________________________________________ The number of people hours walked andinthea factory distanceand travelled. EXCEL ESSEN EXCEL ESSENTIAL SKILLS:76 YEAR 10YEAR MATHEMATICS REVISION AND EXAM 1 EXCEL ESSENTIAL SKILLS: 10 MATHEMATICS REVISION ANDWORKBOOK EXAM WORKBOOK 1 d travelled. The number walked and the distance travelled. ______________________________________________________________________________________ The number of of hours hours the walked 76 number The rain and fallsthe anddistance the amount of water on of thehours roads. EXCEL1 ESSENTIAL SKILL EXCEL ESSENTIAL 76 SKILLS: YEAR 10 MATHEMATICS REVISION AND EXAM WORKBOOK The number of hours walked and the distance travelled. 76 EXCEL ESSENTIAL1SKILLS: YEAR 10 EXCEL ESSENTIAL SKILLS: YEAR 10 MATHEMATICS REVISION AND EXAM WORKBOOK The number of people gathered in the concert hall and the volume of the noise. EXCEL ESSENTIAL SKILLS: YEAR 10 MATHEMATICS REVISION AND EXAM WORKBOOK 1 Graphs of physical phenomena Mathletics Instant Workbooks – Series K Copyright © 3P Learning 1 Graphs of physical phenomena Graphs of physical phenomena ANSWERS page 154 UNIT 2: Dependent and independent variables (2) Topic 2: Dependent and independent variables (2) QUESTION 1 Consider the equation y = 3x + 1. a b c d e When drawing up a table of values, for which variable (x or y) do we choose different values? _____________________________________________ Which is the independent variable? _____________________________________________ Which variable depends on the independent variable? _____________________________________________ Which is the dependent variable? _____________________________________________ Draw up a table of values for y = 3x + 1, x 0 x 0 1 2 3 4 5 6 y f Graph y = 3x + 1 on the axes provided. QUESTION 2 Determine which is the dependent and which the independent variable for each equation? a b y = 5x – 4 c p = 8q + 7 m = 12 – 5n independent: _____________ independent: _____________ independent: _____________ ________________________ ________________________ _______________________ dependent: _______________ dependent: _______________ dependent: ______________ ________________________ ________________________ _______________________ QUESTION 3 Complete each table of values, label the axes correctly and graph: a b s = 2t + 3 t 0 1 2 3 m = 4k – 5 k s 0 1 2 3 m 77 Chapter 7: Graphs of physical phenomena Graphs of physical phenomena Mathletics Instant Workbooks – Series K Copyright © 3P Learning 2 Graphs of physical phenomena Graphs of physical phenomena ANSWERS page 154 UNIT 3: Distance–time graphs Topic 3: Distance-time graphs QUESTION 1 Suzie and Roger start at 10 a.m. from Sydney for a trip north and travel 160 km in 2 hours at a constant speed of 80 km/h. Between 12 noon and 1 p.m. they stop for lunch. Then from 1 p.m. to 5 p.m. they travel at a constant speed of 60 km/h until they reach their destination. a Drawn a line graph to represent the above information. b Find the total distance that Suzie and Roger travelled to reach their destination. ________________________ 360 ______________________________________________ 320 How will you know from the graph when their speed is 280 greatest? _____________________________________ 240 ______________________________________________ d e How will you known from the graph that they are having Distance R c Trip North 400 200 160 lunch? _______________________________________ 120 ______________________________________________ 80 What was their average speed over the whole trip? ____ 40 ______________________________________________ 10 11 12 1 2 3 4 5 a.m. a.m. noon p.m. p.m. p.m. p.m. p.m. ______________________________________________ Time R QUESTION 2 Use this graph to find the speed of the car in km/h. Speed = ___________________________________ __________________________________________ 200 __________________________________________ 175 150 __________________________________________ 125 __________________________________________ __________________________________________ Distance (metres) __________________________________________ __________________________________________ Motion of the car 100 75 50 • 25 __________________________________________ 0 1 • 2 __________________________________________ 78 • 3 • 4 5 6 7 Time (seconds) 8 9 10 EXCEL ESSENTIAL SKILLS: YEAR 10 MATHEMATICS REVISION AND EXAM WORKBOOK 1 Graphs of physical phenomena Mathletics Instant Workbooks – Series K Copyright © 3P Learning 3 Graphs of physical phenomena Graphs of physical phenomena ANSWERS page 154 UNIT 4: Column graphs and sector graphs Topic 4: Column graphs and sector graphs QUESTION 1 In 2005 there were 240 students in Year 10 at Green Waters High School. The sector graph a b How many students were employed? _____________________________ _____________________________ What fraction were unemployed? _____________________________ _____________________________ yed _____________________________ pl o How many students entered Year 11? _____________________________ Entered Year 11 Employed em Un c shows what all the Year 10 students were doing at the beginning of 2006. Enrolled at Tech Colleges QUESTION 2 The column graph shows average annual rainfall for the city of Green Waters. Av erag e Annual Rai nfal l – Ci ty o f Green Waters 150 140 130 Rainfall (mm) 120 110 100 90 80 70 60 a J F M A M J Jy A S O N D Months Which month has the highest average rainfall? ________________________________________________ ______________________________________________________________________________________ b What is the average rainfall for June? _____________________________________________________ ______________________________________________________________________________________ c What month has an average rainfall of 140 mm? _____________________________________________ ______________________________________________________________________________________ d For what months is the average rainfall above 90 mm? ________________________________________ ______________________________________________________________________________________ e Which month has the lowest average rainfall? _______________________________________________ ______________________________________________________________________________________ 79 Chapter 7: Graphs of physical phenomena Graphs of physical phenomena Mathletics Instant Workbooks – Series K Copyright © 3P Learning 4 Graphs of physical phenomena Graphs of physical phenomena ANSWERS page 154 UNIT 5: Step graphs and conversion graphs Topic 5: Step graphs and conversion graphs QUESTION 1 The step graph shows the parking charges at a parking station in the city of Green Waters. _______________________________ For how much time can you park for twelve dollars? __________________ _______________________________ c d e $15.00 _______________________________ → b What is the cost for one hour? ______ Charges a $12.00 $9.00 $6.00 $3.00 _______________________________ What is the cost for 314 hours? ______ 1 _______________________________ _______________________________ 2 3 4 5 Time (hours) 6 What are the charges for 5 hours? ___________________________________________________________ _______________________________________________________________________________________ What is the maximum cost shown? __________________________________________________________ _______________________________________________________________________________________ QUESTION 2 Use the currency conversion graph below to answer the following questions. 100 Currency Co nv ers i o n Graph $ AUS and $ US 90 80 70 $AUS 60 50 40 30 20 10 0 10 20 30 40 50 60 70 80 90 100 $US a Convert $US60 to Australian dollars. _________________________________________________________ b Convert $AUS100 to United States dollars. ____________________________________________________ c What does each division of the horizontal axis represent? _________________________________________ d What does each division of the vertical axis represent? ___________________________________________ 80 EXCEL ESSENTIAL SKILLS: YEAR 10 MATHEMATICS REVISION AND EXAM WORKBOOK 1 Graphs of physical phenomena Mathletics Instant Workbooks – Series K Copyright © 3P Learning 5 Graphs of physical phenomena Graphs of physical phenomena ANSWERS page 154 UNIT 6: Graphs describing other rates Topic 6: Graphs describing other rates QUESTION 1 a Amy and Albert own two take-away food shops, one in North Sydney and one in Manly. The monthly sales (in dollars) for each shop are shown on the following radar chart. For each of the stores, which month had the best sales? Dec ____________________________________________ b c d Find the monthly sales at the North Sydney shop in: i March __________________________________ ii December _______________________________ Jan 25 000 20 000 Feb 15 000 Nov Mar 10 000 5 000 Oct Apr Find the monthly sales at the Manly shop in: i July ____________________________________ ii September _______________________________ Sep May Aug Which shop had the lower sales throughout the year? June July ____________________________________________ Manly North Sydney QUESTION 2 Annie drew the following graph to give the weekly cost of running her car. a What is Annie’s weekly cost if she travels 600 km? ___________________________________________ ___________________________________________ ___________________________________________ 45 What is the cost if she does not travel at all? _______ 40 ___________________________________________ 30 ___________________________________________ 35 Cost ($) b ___________________________________________ c Weekly car cost 50 Why is this cost (in part b) not $0? Briefly explain. ___________________________________________ 25 20 15 10 5 0 ___________________________________________ 100 200 300 400 Distance (km) 500 600 ___________________________________________ 81 Chapter 7: Graphs of physical phenomena Graphs of physical phenomena Mathletics Instant Workbooks – Series K Copyright © 3P Learning 6 Graphs of physical phenomena Topic Test TOPIC TOPIC TEST TEST Graphs Graphs of of physical physical phenomena phenomena Time allowed: 15 minutes Time Timeallowed: allowed:15 15minutes minutes PART A PART PART A ANSWERS ANSWERS Total marks = 15 Total Totalmarks marks==15 15 page page154 154 Marks 11 Change Change90 90km/h km/hinto intokm/min. km/min. AA 11km/min km/min BB 1·5 1·5km/min km/min CC 22km/min km/min DD 2·5 2·5km/min km/min 11 CC 90 90km/h km/h DD 100 100km/h km/h 11 CC 144 144km/h km/h DD 154 154km/h km/h 11 22 AAcar cartravels travels570 570km kminin661313hours. hours.Calculate Calculatethe theaverage averagespeed. speed. AA 70 70km/h km/h BB 80 80km/h km/h 33 AAspeed speedof of40m/s 40m/sisishow howmany manykm/h? km/h? AA 124 124km/h km/h BB 134 134km/h km/h 44 AAcar cartravels travels48 48km kmbetween between7.45 7.45am amand and8.30 8.30am. am.What Whatisisits itsaverage averagespeed speedininkm/h? km/h? AA 36 36km/h km/h BB 60 60km/h km/h CC 64 64km/h km/h DD 72 72km/h km/h 11 55 InIntravelling travelling300 300km, km,aacar caruses uses50 50LLof ofpetrol. petrol.At Atthis thisrate, rate,how howmany manylitres litresof ofpetrol petrolare areneeded needed tototravel travel11km? km? AA 66LL CC 0·16 0·16 LL BB 33LL DD 0·13 0·13 LL 11 66 For Forthe theequation equationmm==15n 15n++40, 40,consider considerthe thefollowing followingstatements: statements: IImmisisindependent independentvariable variable IIIInnisisthe thedependent dependentvariable. variable.Which Whichisiscorrect? correct? AA IIonly only BB IIIIonly only CC both bothIIand andIIII DD neither neitherIInor norIIII 11 DD 55 11 CC 22 DD 99 11 CC (0, (0,0) 0) DD (1, (1,5) 5) 11 CC 2000 2000m/min m/min DD 7200 7200m/min m/min 11 DD 100 100km/h km/h 11 77 For Forthe theequation equationyy==3x 3x++5,5,which whichisisthe thedependent dependentvariable? variable? AA xx BB yy CC 33 88 For Forthe theequation equationss==2t2t++9,9,which whichisisthe theindependent independentvariable? variable? AA ss BB t t 99 The Theline lineyy==5x 5xpasses passesthrough throughthe thepoint: point: AA (0, (0,5) 5) BB (5, (5,0) 0) 10 10 Change Change120 120km/h km/hinto intom/min. m/min. AA 22m/min m/min BB 7·2 7·2m/min m/min 11 11 AAcar cartravels travels1360 1360km kminin17 17hours. hours.Calculate Calculatethe theaverage averagespeed. speed. AA 60 60km/h km/h BB 80 80km/h km/h CC 90 90km/h km/h Total marks achieved for PART A 82 82 Graphs of physical phenomena 15 EXCEL EXCELESSENTIAL ESSENTIALSKILLS: SKILLS:YEAR YEAR10 10MATHEMATICS MATHEMATICSREVISION REVISIONAND ANDEXAM EXAMWORKBOOK WORKBOOK11 Mathletics Instant Workbooks – Series K Copyright © 3P Learning 7 Graphs of physical phenomena Topic Test 12 12 The Thegradient gradientofofthis thisline lineis:is: A A C C 33 33 55 PART A yy B B 55 D D 53 53 66 55 11 44 33 22 11 11 22 33 44 55 66 xx 13 13 The Thesolution solutiontotothese thesetwo twosimultaneous simultaneous equations equationsis:is: AA xx==3,3,yy==11 C C xx==4,4,yy==55 B B xx==1,1,yy==33 D D xx==5,5,yy==44 yy 55 44 11 33 22 11 11 22 33 44 55 66 xx different differentmasses massesisisshown shownininthe thestep step graph. graph.Two Twoparcels parcelsweighing weighing0·5 0·5kg kg and and2·25 2·25kg kgare aresent sentseparately separatelytoto the thesame sameaddress. address.How Howmuch muchwould would have havebeen beensaved savedby bysending sendingthem them together? together? AA $1 $1 BB $2 $2 C C $3 $3 $10.00 $10.00 z z $8.00 $8.00 z z Cost ($) Cost ($) 14 14 The Thecost costofofsending sendingparcels parcelsby bypost postfor for $6.00 $6.00 z z $4.00 $4.00 $2.00 $2.00 D D $4 $4 00 z z z z 11 22 33 44 Weight Weight(kg) (kg) 55 11 15 15 This Thisconversion conversiongraph graphhas hasbeen beendrawn drawn C C 145 145km km D D 175 175km km 150 150 125 125 100 100 Miles Miles totoconvert convertkilometres kilometrestotomiles. miles. Ninety Ninetymiles milesisisapproximately: approximately: AA 55 55km km BB 75 75km km 11 7575 5050 2525 4040 8080120 120160 160200 200240 240 Kilometres Kilometres Total marks achieved for PART A Graphs of physical phenomena Mathletics Instant Workbooks – Series K Chapter Chapter7:7:Graphs Graphsofofphysical physicalphenomena phenomena Total Totalmarks marksfor forPART PARTAA Copyright © 3P Learning 15 15 158 83 83 Graphs of physical phenomena TOPIC TOPIC TEST TEST Topic Test Graphs of physical phenomena Time allowed: 15 minutes Time Time allowed: allowed: 15 15 minutes minutes Answers Question Question 1 1 Which Which of of the the following following are are variables variables and and which which are are constant? constant? aa bb iiii cc The The area area of of your your classroom classroom floor. floor. The body body temperature temperature of of aa patient. patient. The bb cc The distance distance from from your your home home to to school. school. The The number number of of hours hours spent spent on on exercise exercise and and its its effect effect on on The health. health. The The number number of of cars cars on on the the road road and and the the time time taken taken to to reach reach school. school. The number number of of students students in in the the class class and and the the level level of of The concentration possible possible for for individual individual students. students. concentration Question Question 2 2 The The step step graph graph below below shows shows parking parking charges charges at at aa parking parking station. station. Use Use the the graph graph to to answer answer the the following following questions. questions. bb cc dd ee What What is is the the cost cost of of parking parking for for one one hour? hour? How How long long can can you you park park for for $15.00? $15.00? What What is is the the cost cost of of 221212 hours hours parking? parking? $10.00 $10.00 $10.00 000 111 222 333 444 555 Time Time Time(hours) (hours) (hours) 666 11 11 11 11 ___________________________ ___________________________ 11 ___________________________ ___________________________ 11 ___________________________ ___________________________ 11 ___________________________ ___________________________ $5.00 $5.00 $5.00 Marks ___________________________ ___________________________ ___________________________ ___________________________ $15.00 $15.00 $15.00 What What is is the the parking parking charge charge for for 55 hours? hours? What is is the the maximum maximum cost cost shown shown on on What the graph? graph? the ___________________________ ___________________________ ___________________________ ___________________________ $20.00 $20.00 $20.00 Parking Parking charge charge aa ___________________________ ___________________________ ___________________________ ___________________________ Identify the the independent independent variable variable and and the the dependent dependent variable variable Identify in each each of of the the following: following: in aa ANSWERS ANSWERS ANSWERS page page 154 154 Total marks = 15 Total Total marks marks == 15 15 ii PART PART B B PART B 11 11 11 ___________________________ ___________________________ 11 ___________________________ ___________________________ 11 ___________________________ ___________________________ 11 ___________________________ ___________________________ 11 ___________________________ ___________________________ 11 Question Question 3 3 The The graph graph below below converts converts students’ students’ test test marks marks out out of of 150 150 to to percentages. percentages. Use Use the the graph graph to to answer answer the the following following questions. questions. bb cc dd A A student student gets gets 120 120 marks marks out out of of 150. 150. What What percentage percentage is is this? this? As As 50% 50% is is aa pass pass mark, mark, how how many many marks marks out out of of 150 150 must must aa student student get get to to obtain obtain aa pass? pass? A A distinction distinction mark mark is is 80% 80% or or better. better. How How many many marks marks out out of of 150 150 are are needed needed to to gain gain aa distinction? distinction? •• 100 100 100 90 90 90 80 80 80 70 70 70 Percentage mark mark Percentage aa 60 60 60 50 50 50 40 40 40 30 30 30 20 20 20 10 10 10 000 A A student student has has to to be be demoted demoted to to aa lower lower class class ifif they they get get 30 30 marks marks or or less less out out of of 150. 150. What What percentage percentage is is this? this? 15 15 15 30 30 30 45 45 45 60 60 60 75 75 75 90 90 90 105 105 105120 120 120135 135 135150 150 150 Test Test Testmarks marks marksout out outof of of150 150 150 Total Total marks marks for for PART PART B B Total marks achieved for PART B 84 84 15 15 15 EXCEL EXCEL EXCELESSENTIAL ESSENTIAL ESSENTIALSKILLS: SKILLS: SKILLS:YEAR YEAR YEAR10 10 10MATHEMATICS MATHEMATICS MATHEMATICSREVISION REVISION REVISIONAND AND ANDEXAM EXAM EXAMWORKBOOK WORKBOOK WORKBOOK111 Graphs of physical phenomena Mathletics Instant Workbooks – Series K Copyright © 3P Learning 9