Question
According to Newton's third law, for every force there is always a reaction force of equal magnitude and opposite direction. In each of the examples below, identify an action-reaction pair of forces.
A tennis racket hits a tennis ball, exerting a force on the ball. (Select all that apply.) the force the tennis court exerts on the player's feet the force felt in the player's arm at time of contact the force exerted by the tennis ball on the racket the force the tennis racket exerts on the tennis ball Two ice skaters are initially at rest and in contact. One of the skaters then pushes on the other skater's back, exerting a force on that skater. (Select all that apply.) the force the ice rink exerts on the frst skater the force the ice rink exets on the other skate the force the frst skater exets on the back of the other the force the other skater exerts on the frst skater's hands A car is moving at high speed and runs into a tree, exerting a force on the tree. (Select all that apply.) the force the road exets on the tires the force the tree exets on the car the force the car exets on the tree the force the tires exerts on the road Two cars are moving in opposite directions and collide head-on. (Select all that apply.) the force exerted by the first car on the second car the force the road exerts on the tires of the first car the force the second car exerts on the first car the force the road exets on the tires of the second car A person leans on a wall, exeting a force on the wall. (Select all that apply.) the force the wall exerts back on the person the force the feet of the person exerts on the floor the force the floor exerts on the feet of the person the force the person exerts on the wall A hammer hits a nail, exerting a force on the nail. (Select all that apply.) the force the man exerts on the hammer the force the hammer exerts on the nail the force the nail exerts on the hammer the force the hammer exets on the man A mass hangs by a string tied to a ceiling, with the string exerting a force on the mass. (Select all that apply.) the force the mass exerts on the string the force the Earth exerts on the string the force the string exerts on the mass the force the Eath exets on the mass A bird sits on a telephone pole, exeting a force on the pole. (Select all that apply.) the force the bird exerts on the telephone pole the force the telephone pole exerts on the bird the force the Earth exerts on the telephone pole the force the Eath exerts on the the bird.
Explanation / Answer
a - 3,4
b- 3,4
c-2,3
d- 1,3
e-1,4
f-2,3
g-1,3
h- 1,2