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Momentum/Impulse review

Authored by Tobin Giraud

Physics

11th Grade

NGSS covered

Used 46+ times

Momentum/Impulse review
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34 questions

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1.

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

Tags

NGSS.HS-PS2-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A 5 N force is applied to a 3 kg ball to change its velocity from +9 m/s to +3 m/s.  The impulse on the ball is  ______ N s.

-2.5
.
.
-10
-18
-45

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A 1000 kg truck crashes into a wall at 10 m/s and comes to a stop in 0.4 seconds. Find the truck's change in momentum.

-10,000 kg m/s
10,000 kg m/s
-2500 kg m/s
400 kg m/s

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The purpose of crumple zones on a car is to

decrease time of impact.
increase force of impact.
increase the time of impact.
decrease the impulse during impact.

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A constant force of 4.5 N acts on a 7.2-kg object for 10.0 s. What is the     change in the object's velocity? 

6.3 m/s
3.2 m/s
1.2 m/s 
4.33 m/s

Tags

NGSS.HS-PS2-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If an air bag changes a 60 kg person's speed from 40.0 m/s to     0.0 m/s, what impulse must act on the person? 

 2400 kg.m/s
1.5 kg.m/s
0.67 kg.m/s
1500 kg.m/s

Tags

NGSS.HS-PS2-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The velocity of a 975-kg car is changed from 12.0 m/s to 27.0 m/s in 15s by an external, constant force. What is the magnitude of the force? 

9.75×102 N
1.46×10N
9.75×103 N
975 kg·m/s

Tags

NGSS.HS-PS2-1

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