1) What is force? a) A push or pull on an object b) The weight of an object c) The speed of an object d) The color of an object 2) Which of the following is something you could learn about by interpreting a vector? a) Time b) Speed c) Distance d) Magnitude 3) What is the SI unit for force? a) Watt b) Newton c) Joule d) Meters per second 4) If you push a box with a force of 20 N to the right, and another person pushes it with a force of 15 N to the left, what is the net force acting on the box?  a) 5 N to the left b) 5 N to the right c) 35 N to the right d) 35 N to the left 5) What is the force that opposes the motion of objects sliding against each other? a) Static Friction b) Kinetic (Sliding) Friction c) Rolling Friction d) Fluid Friction 6) Which of the following is an example of kinetic (sliding) friction? a) Sliding a book across a table b) Pushing a wheelbarrow across the ground c) Roller skating in a middle school gym d) A car moving on the road 7) When an object is in equilibrium, or standing still (stationary), what can be said about the net forces acting on it? a) Zero forces b) It is maximum c) It is minimum d) It is undefined 8) Which of the following is an example of balanced forces? a) A car accelerating b) A book resting on a table c) A ball rolling downhill d) A kite flying in the wind 9) What type of friction occurs when an object is at rest?  a) Rolling Friction b) Sliding Friction c) Static Friction d) Fluid Friction 10) Which of the following is NOT a type of friction? a) Fluid Friction b) Magnetic Friction c) Rolling Friction d) Static Friction 11) In which direction does friction act when an object is sliding down a hill? a) In the direction of motion b) Opposite to the direction of motion c) Perpendicular to the direction of motion d) Friction does not act in this situation 12) Which of the following is NOT true about vectors?  a) They have magnitude and direction b) They can be represented by arrows c) They can only be added, not subtracted 13) Can you determine direction by interpreting a vector? a) Yes b) No 14) Can you determine speed by interpreting a vector? a) Yes b) No 15) Can you determine magnitude by interpreting a vector? a) Yes b) No 16) A parked motorcycle is experiencing: a) unbalanced forces b) balanced forces c) a change in velocity d) a change in speed 17) A moving bicycle is experiencing: a) unbalanced forces b) balanced forces 18) A ball slowing down is experiencing friction that: a) can be represented by a vector that is going in the same direction as the ball. b) can be represented by a vector that is going in the opposite direction as the ball. 19) Is this moving? a) Yes b) No 20) In which direction is tis object moving? a) Right b) Left

Force and Friction Baseline!

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