1) what causes you to not float when you jump a) force b) air c) earth d) gravity 2) why is gravity made? a) to keep people in earth b) so you can float to space c) i dont know 3) who discovered gravity a) einstien b) issac newton 4) why does the moon not float away from earth? a) because of gravity b) because of the wind c) because of the sun 5) why can gravity be helpful? a) i dont know b) so things dont float c) so you can float

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