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Biblioteka

Quiz 2.3 Relation between Force and Motion

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Posljednje ažuriranje 4 months ago
22 questions
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Pitanje 1
1.

What unit is used to measure force?

Pitanje 2
2.

What unit is used to measure force?

Pitanje 3
3.

What unit is used to measure force?

Pitanje 4
4.

What measurement is used to measure acceleration?

Pitanje 5
5.

What measurement is used to measure mass?

Pitanje 6
6.

What is inertia?

Pitanje 7
7.

According to Newton’s Second Law, if you apply more force to an object, it will:

Pitanje 8
8.

Newton’s Third Law states that for every action, there is:

Pitanje 9
9.

If two people push a box with forces of 30 N and 20 N in the same direction, the total force is:

Pitanje 10
10.

What causes a parachute to slow down a skydiver?

Pitanje 11
11.

A car accelerates faster when a stronger engine is used. This demonstrates:

Pitanje 12
12.

Imagine a person riding a skateboard. They push off the ground with their foot. Which of Newton’s Laws is at work?

Pitanje 13
13.

If you push a motionless bowling ball with a broom, it begins to move because:

Pitanje 14
14.

Two students play tug-of-war. One pulls with 50 N to the right, and the other with 40 N to the left. What is the net force, and which way does the rope move?

Pitanje 15
15.

A student applies a force of 10 N to the right on a box, while another student applies a force of 7 N to the left. What is the net force, and in which direction will the box move?

Pitanje 16
16.

Which of the following is the best example of an unbalanced force?

Pitanje 17
17.

When a football is lying on the field, what forces are acting on it?

Pitanje 18
18.

Two identical objects are placed in water, but one floats and the other sinks. What can be said about the forces acting on them?

Pitanje 19
19.

What happens to an object when all forces acting on it are balanced?

Pitanje 20
20.

How does Newton’s Second Law explain why a heavier object is harder to push than a lighter one?

Pitanje 21
21.

Why do you lurch forward when a bus suddenly stops? How does this relate to Newton’s First Law?

Pitanje 22
22.

Why does a smaller car accelerate faster than a larger truck when the same force is applied?