1) Which unit describes acceleration? a) N b) kg c) m/s² d) m/s 2) A force of 40 N is applied to a box of mass 8 kg. What is the acceleration of the box? a) 320 m/s² b) 5 m/s² 3) A mini car has a mass of 1000 kg and it accelerates at 4 m/s². What is the applied force? a) 400 N b) 250 N c) 4000 N d) 200 N 4) What is the effect of a large mass on the acceleration of an object? a) The larger the mass the lower the acceleration b) The larger the mass the larger the acceleration c) There is no relationship between mass and acceleration d) Acceleration changes with a large mass 5) What force resists an object from sliding? a) contact force b) friction 6) What is the effect of friction on an object in motion? a) The higher the friction, the more likely an object will stop moving. b) The higher the friction, the higher the acceleration 7) Acceleration is a vector a) true b) false

Force and Acceleration

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