9. Your friend says that inertia is a force that keeps things in their place, either at rest or in motion. Do you agree? Why or why not?
Chapter 3
8. Can an object reverse its direction of travel while maintaining a constant acceleration? If so, give an example. If not, provide an explanation.
Chapter 4
16.What weight change occurs when your mass increases by 2kg
25. A race car travels along a race way at a constant velocity of 200km/h. What horizontal net force acts on the car
Chapter 5
7. Consider a baseball player batting a ball
a) identify the action-reaction pairs when the ball is being hit and
b) while the ball is in flight
celcla
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