Throw a ball up and it will fall down 1) The force of gravity pulls the

Throw a ball up and it will fall down
1) The force of gravity pulls the ball down, slowing it as it rises and speeding it up as it falls.
2) At the highest point v=0
3) When it returns to the ground the it's speed down is as fast as the initial velocity Use You are given the initial velocity up. Take the y component and find out how high it will be when 0 ( at the top of
the trajectory). 

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