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

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

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

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

tying the balloon
tying the balloon

releasing the balloon
releasing the balloon

the air entering the balloon
the air entering the balloon

the expansion of the balloon

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

10 N to the left
10 N to the left

50 N to the left
50 N to the left

50 N to the right

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.

What do force diagrams show?(1 point)
Responses

the balanced forces acting on an object
the balanced 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
the acceleration of forces acting on an object

the magnitude and direction of forces acting on an object

Answers

GPT-4o mini
Here are the best responses for each question:

1. **When someone jumps down on a trampoline, that person is propelled upwards. Choose the best statement describing how this demonstrates Newton’s third law.**
- **The trampoline pushes back with equal force but in the opposite direction.**

2. **When inflating a balloon, which of the following represents an equal but opposite force acting on the balloon?**
- **the air entering the balloon**

3. **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?**
- **10 N to the right**

4. **Two objects with the same mass have the same force applied to them. What can be said of their acceleration?**
- **Their acceleration will be the same.**

5. **What do force diagrams show?**
- **the magnitude and direction of forces acting on an object**