Newton's Third Law Quick Check

Question

1 of 51 of 5 Items
Question
When someone jumps down on a trampoline, that person is propelled upwards. Choose the best statement describing how this demonstrates Newton’s third law.(1 point)
Responses

The trampoline pushes back with equal force but in the opposite direction.
The trampoline pushes back with equal force but in the opposite direction.

The direction of the motion is changed by the surface area of the jumper that comes in contact with the trampoline.
The direction of the motion is changed by the surface area of the jumper that comes in contact with the trampoline.

The color of the trampoline’s jumping surface can affect the reaction force.
The color of the trampoline’s jumping surface can affect the reaction force.

The style of the jumper’s footwear affects the first action of compressing the jumping surface.

Answer 1

The trampoline pushes back with equal force but in the opposite direction.

Answer 2

When inflating a balloon, which of the following represents an equal but opposite force acting on the balloon?(1 point)
Responses

releasing the balloon
releasing the balloon

tying the balloon
tying the balloon

the expansion of the balloon
the expansion of the balloon

the air entering the balloon

Answer 3

the air entering the balloon

Answer 4

A force of 30 N to the right is applied to an object. An opposite force of 20 N to the left is applied to the same object. What is the net force applied to the object?(1 point)
Responses

10 N to the right
10 N to the right

50 N to the left
50 N to the left

10 N to the left
10 N to the left

50 N to the right
50 N to the right

Answer 5

10 N to the right

Answer 6

Two objects with the same mass have the same force applied to them. What can be said of their acceleration?(1 point)
Responses

Their acceleration will depend on their net force, which is not provided.
Their acceleration will depend on their net force, which is not provided.

Their acceleration will be the same.
Their acceleration will be the same.

Their acceleration will depend on their weight, which is not provided.
Their acceleration will depend on their weight, which is not provided.

Their acceleration will be different.

Answer 7

Their acceleration will be the same.

Answer 8

What do force diagrams show?(1 point)
Responses

the balanced forces acting on an object
the balanced forces acting on an object

the magnitude and direction of forces acting on an object
the magnitude and direction of forces acting on an object

the mass of forces acting on an object
the mass of forces acting on an object

the acceleration of forces acting on an object

Answer 9

the magnitude and direction of forces acting on an object