# Force and Newton's Law of Motion [AP (Advanced Placement) Physics(B-C)]: Questions 1 - 4 of 66

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## Question 1

Force and Newton's Law of Motion

### Question

MCQ▾

If a mass is oscillating on a spring at halfway between its amplitude position and its equilibrium position, then what percentage of its potential energy at half way of potential energy at amplitude position?

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

All of the above

## Question 2

Force and Newton's Law of Motion

### Question

MCQ▾

A truck towing a trailer accelerates on a level road. The amount of force that the truck exerts on the trailer is:

### Choices

Choice (5)Response

a.

equal to the amount of force that the trailer exerts on the road

b.

equal to the amount of force that the trailer exerts on the truck

c.

greater than the amount of force that the trailer exerts on the truck

d.

equal to the amount of force that the road exerts on the trailer

e.

All of the above

## Question 3

Force and Newton's Law of Motion

### Question

MCQ▾

At a distance of from Earth՚s center, the acceleration due to gravity is about . What is the closest estimate of the acceleration due to gravity at a point from Earth՚s center?

### Choices

Choice (5)Response

a.

b.

c.

d.

e.

None of the above

## Question 4

Force and Newton's Law of Motion

### Question

MCQ▾

A box is sitting stationary on a ramp tilted at an angle of to horizontal, which is the maximum angle at which the ramp can be tilted without the box sliding. The ramp is then tilted to a larger angle so that the box begins to slide. As the angle of the ramp is increased from to , what happens to the kinetic friction force and the normal force of the ramp on the box?

### Choices

Choice (5)Response

a.

The friction force increases and the normal force increases.

b.

The friction force remains constant and the normal force decreases.

c.

The friction force remains constant and the normal force remains constant.

d.

The friction force decreases and the normal force decreases.

e.

Question does not provide sufficient data or is vague

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