1) A force is a : a) a mass or a volume b) a density or a volume c) a push or a pull d) a pull or a mass 2) The unit of measure for a force is: a) a Kiloram (kg) b) m/s/s c) m/s d) a Newton (N) 3) True or false? Forces can act in the same direction? a) True b) False 4) True or false? Forces can act in different directions? a) True b) False 5) Vectors are arrows that model speed and direction. a) True b) False 6) Vectors are arrows that model magnitude (force) and direction. a) True b) False 7) Magnitude (force) is: a) shape. b) speed. c) velocity. d) overall strength. 8) Which vector has the most magnitude (force)? a) The top vector b) The bottom vector 9) Based on this model, do the vectors represent a still or moving object? a) Still b) Moving 10) Based on this model, do the vectors represent a still or moving object? a) Still b) Moving 11) Based on this model, what is the force on the object? Is it moving to the left or the right, and with what force? a) Still b) 2 N Right c) 2 N Left d) 5 N Right 12) Based on this model, what is the net force acting on the object? Is it moving to the left or the right, and with what force? a) Still b) 17N Right c) 7N Right d) 5 N Left 13) Based on this model, what is the net force on the object? Is it moving to the left or the right, and with what force? a) 13N Right b) 17N Right c) 16N Right d) 5 N Right

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