1) Force = mass / acceleration a) True b) False 2) The heavier the object the more it accelerates a) True b) False 3) Mass is the volume an object has a) True b) False 4) If accelerating the forces are balanced a) True b) False 5) Velocity is time and speed a) True b) False 6) Acceleration is change of velocity x time a) True b) False 7) A straight horizontal line on a time/distance graph shows a) constant speed b) Stationary c) Acceleration 8) A steeper line on a velocity /time graph shows a) higher speed b) higher acceleration c) no motion 9) A seat belt is a form of car safety. It is safe because.. a) it increases the impact b) decreases acceleration c) absorbs the energy 10) what is the zone called at the front and back of a car that decreases the time of collision a) dimple zone b) crash zone c) crumple zone d) crumpel zone

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