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Physical Science Final Exam

Authored by Charles Martinez

Physics

KG - University

NGSS covered

Physical Science Final Exam
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98 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The units for momentum are

kg
m/s
kg-m/s
kg/m/s

Tags

NGSS.HS-PS2-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The law of conservation of momentum states that, 

p before is less than p after
p before is the same as p after
p before is more than p after

Tags

NGSS.HS-PS2-2

3.

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

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When the speed of an object is doubled, its momentum

remains unchanged in accord with the conservation of momentum.
doubles
quadruples
decreases

Tags

NGSS.HS-PS2-2

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which object listed below has the greatest momentum?

A 0.05 kg object rolling at 0.2 m/s.
A 0.15 kg object rolling at 2 m/s.
A 0.15 kg object rolling at 1 m/s
A 0.4 kg object rolling at 2 m/s.

Tags

NGSS.HS-PS2-2

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

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

74.4 kg
6030 kg
0.0134 kg
80 kg

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If 2 objects collide and stick together, what will happen to their velocities?

velocities will increase
velocities will decrease
velocities will stay the same
none of the above

Tags

NGSS.MS-PS2-1

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