WorksheetsNewtons 3rd Law
Total questions: 7
Worksheet time: 4mins
Name
Class
Date
1.
1. A man hits a nail with a hammer. During the collision, there is a force
a)
on the hammer but not on the nail
b)
on the nail but not on the hammer
c)
on the nail and also on the hammer
2.
5. A karate master delivers a blow of 3000 N to a board that breaks. The force that acts on the karate master's hand is
a)
less than 3000 N
b)
3000 N
c)
more than 3000 N
d)
unknown
3.
7. As a ball falls, the action force is the pull of the Earth’s mass on the ball. What is the reaction to this force?
a)
Air resistance acting against the ball
b)
The acceleration of the ball
c)
The pull of the ball’s mass on the Earth
d)
none of the above
4.
9. An archer shoots an arrow. The action force is the bow string against the arrow. The reaction to this force is the
a)
weight of the arrow
b)
air resistance against the bow
c)
friction of the ground against the archer’s feet
d)
grip of the archer’s hand on the bow.
e)
arrow’s push against the bowstring.
5.
11. A pitcher throws a ball toward a player holding a baseball bat. What describes the action/reaction force between the bat and the ball?
a)
The action is the ball exerts a force on the ball. The reaction is the force that causes the ball to move toward the bat.
b)
The action is the bat exerts a force on the ball. The reaction is force applied to the bat by the player.
c)
The action is the bat exerts a force on the ball. The reaction is the force that pulls the bat to the ground.
d)
The action is the bat exerts a force on the ball. The reaction is the force of the ball on the bat.
6.
13. What is the action-reaction that explains the movement of the rocket?
a)
As the fuel burns, the gases push against the rocket, moving upward
b)
As the fuel burns, the gases move out of the rocket and reduce air resistance
c)
As the fuel burns, the mass of the rocket decreases
d)
As the fuel burns, the rocket moves faster
7.
Which description best identifies the action-reaction pair between the bird and the fence post? Select TWO answers. (1 Action and 1 Reaction Force)
a)
Action: The force of the bird on the fence post
b)
Reaction: The force of the fence post on the bird
c)
Action: The force of the bird on the wires
d)
Action: The force of the wires on the fence post
e)
Action: The force of the fence post on the bird
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