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Momentum

Authored by Reggie Griffin

Science

7th - 8th Grade

Momentum
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27 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Determine the momentum of 1000-kg car moving northward at 20 m/s.........

0.02 kg * m/s

20000 N

0.02 N

20000 kg * m/s

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The equation to calculate momentum is

p=mv
p=1/2mv2
p=mgh
p=mg

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is Newton's Third Law?

Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
Force = mass x acceleration
For every action there is an equal and opposite reaction

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

A runner has a momentum of 720 kg m/s and is traveling at a velocity of 5 m/s. What is his mass?

14.4 kg
1400 kg
144 kg
360 kg

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A 0.250 kg cart moving at 0.400 m/s has how much momentum?

0.1 kg-m/s
1 kg-m/s
10 kg-m/s
100 kg-m/s

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A 2 kg cart has a momentum of 16 kg m/s. What is its velocity?

8 m/s
32 m/s
0.125 m/s
18 m/s

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

A runner has a momentum of 670 kg m/s and is traveling at a velocity of 9 m/s. What is his mass?

74.4 kg
6030 kg
0.0134 kg
80 kg

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