1) _________ is the invisible force that pulls everything towards each other (Earth’s surface). a) Energy b) Gravity c) Solar 2) Everything on Earth is affected by gravity. a) TRUE b) FALSE 3) What happens when you trip? a) You float off into space b) You fall 4) If you throw something up in the air, it will still stay there. a) True b) False 5) Gravity only works on big objects. a) True b) False 6) No matter how heavy or light an object is, gravity still pulls it towards the center of the Earth. a) True b) False 7) Without gravity people could just float away into space. a) True b) False 8) Gravity is a force that pulls things ___________. a) Down b) Up 9) What goes up, must come down. a) True b) False

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