Physics Ch. 4.3 Newton's 2nd & 3rd Laws

Multiple Choice

In an action-reaction pair, the

• action force is exerted first.

• action force and the reaction force are equal in magnitude and act in

  the same direction.

• action force and the reaction force are contact forces only.

• action force and the reaction force act on two different objects.

Multiple Choice

A batter strikes a baseball with a bat. Identify an action-reaction pair

and describe the forces exerted by each.

• The batter exerts a force on the bat; the ball exerts a force on the bat.

• The batter exerts a force on the bat; the bat exerts a force on the

  batter.

• The bat exerts a force on the batter; the bat exerts a force on the ball.

• The ball exerts a force on the bat; the bat exerts a force on the batter.