Sun Earth and Moon - MUSE

Glossary
Sun Earth and Moon
Italian
English
composizione chimica
corona solare
cromosfera
densità
diametro
eclissi di luna
eclissi di sole
elementi pesanti
elio
energia irraggiata
equinozio
fasi lunari
granulazione solare
idrogeno
luna calante
luna crescente
luna nuova
luna piena
macchie solari
massa
nucleo
ombra
orbita
penombra
periodo di rivoluzione/orbitale
periodo di rotazione
polo celeste
primo quarto
protuberanze solari
satellite
solstizio
strati
temperatura interna
temperatura superficiale
ultimo quarto
zona convettiva
zona radiativa
chemical composition
solar crown
cromosphere
density
diameter
lunar eclipse
solar eclipse
heavy elements
helium
radiate energy
equinox
lunar phases
solar granulation
hydrogen
waxing moon
waning moon
new moon
full moon
sunspots
mass
core
shadow
orbit
penumbra
revolution/orbital period
rotation period
celestial pole
first quarter
solar protuberances
satellite
solstice
layers
internal temperature
surface temperature
last quarter
convective zone
radiative zone
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[ The Sun]
[ Identity card of the Sun]
•
Diameter: 1.392.000 Km
•
Mass: ~ 2 x 1030 kg (2.000 billions of billions of billion of di kg)
•
Density: 1,4 g/cm3
•
Chemical composition: 71 % hydrogen, 26 % helium, traces
of heavy elements (O, N, C, Li, Be)
•
Surface temperature: ~ 6.000°K
•
Internal temperature: ~ 15.000.000°K
•
Rotation period: 25 – 27 days
•
Radiate energy: 3,8 x 1026 W (4 millions of billions of billions of
Watt light bulb)
100
[Dimensions of the Sun]
[ The mass of the Sun]
The mass of the Sun is 330.000 times the mass of
the Earth.
[The surface of the Sun]
[ The surface of the Sun: sunspots]
[Sunspots: shadow and penumbra]
[ Protuberances ]
Major observers:
Sdo and soho
[From the surface to the core of the Sun]
Crown
Chromosphere
Fotosphere
Convective
zone
Radiative zone
Core
[The third planet]
[ Identity card of the Earth]
•
Diameter: 12.754 km
•
Mass: ~ 6 x 1024 kg (6 millions of billions of billions of
•
Density: 5,5 g/cm3
•
Principal layers: atmosphere, crust, mantel and core
•
Superficial temperature: ~ 15 °C
•
Rotation period: 23h 56m
•
Revolution period: 365g 6h 9m
•
Distance from the Sun: 1,5 x 108 km (150 millions of km)
kg)
[ Distances in astronomy: the astronomical unit]
The Sun: a soccer ball
The Earth: the head of a pin 25 meters away
IS IT TRUE THAT YOU
ARE SON OF THE SUN?
SURE
NILUS SAYS THAT THE
EARTH IS ABOUT
1.451.000
KM FROM THE SUN…
YOUR FATHER DID A
LONG TRIP
[ The Earth orbit around the Sun]
[ The astronomic characteristics of the Earth: rotation and revolution ]
December 21st
WINTER
March 21st
SPRING
JUNE 21st
SUMMER
September 21st
AUTUMN
[The Moon, the first natural satellite]
[ Identity card of the Moon]
•Diameter: 3.470 km
•Mean distance from the Earth: 384.400 km
•Mass: 1/81 of Earth’s mass
•Density: 3,3 g/cm3
•Orbital period: 27,3 days
•Rotation period: 27,3 days
[The dimension of the Moon]
[The distance of the Moon]
[ The mass of the Moon]
ONE EARTH
=
81 MOONS
[ The surface of the Moon]
[ The origin of the Moon]
[ The origin of the Moon]
[ The origin of the Moon]
[ The motion of the Sun in the sky]
THE SUNDIAL IS TEN
MINUTES LATE…
WANT TO SEE THAT THAT
TROUBLESOME OF GIOSUE’
STOPPED THE SUN AGAIN?
[ Solar eclipse]
[ Solar eclipse]
[ Lunar phases]
[Moon eclipse]