Momentum

by Jennifer Necyk

| 15 QuestionsNote from the author:

Science 24

1

1 pt

What is momentum?

A A push or pull on an object.

B The velocity an object moves.

C A measure of an object's motion and the likelihood that it will remain in motion.

D The heaviness of an object and the direction in which the object is moving.

2

1 pt

What is the unit for momentum?

A kg m/s

B newtons

C m/s

D kg

3

1 pt

Write the formula for calculating momentum (use words - no abbreviations).

4

1 pt

What is the momentum of an adult female fly with a mass of 0.000 012 kg travelling at a velocity of 1.5 m/s? Don't forget your units - kg m/s.

5

1 pt

Convert 30 km/h to m/s. (Round to 2 decimal places)

6

1 pt

What is the momentum of an adult female that is 75 kg riding a 5 kg bicycle travelling at a velocity of 30 km/h. (Round to 1 decimal)

7

1 pt

What is the momentum of a compact car that is 750 kg and is travelling 30 m/s?

8

1 pt

What is the momentum of a transport truck that is 2500 kg and is travelling at 15 m/s (50 km/h)?

9

1 pt

What is the momentum of a transport truck that is 3000 kg and travelling at 110 km/h? (Round to the nearest whole number.)

10

1 pt

Give an example of an object with very low momentum.

11

1 pt

Give an example of an object with high momentum.

12

1 pt

When might it be harder to stop a vehicle moving at 30 km/h than one moving at 60 km/h?

13

1 pt

The best way to counteract momentum is by _____________________.

A friction.

B braking.

C accelerating.

D jumping.

14

1 pt

If the velocity of an object is doubled, what happens to the momentum?

15

1 pt

If the mass of an object is doubled, what happens to the momentum?

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