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Work and Power

Authored by Nathaniel Session

Physics

11th - 12th Grade

NGSS covered

Used 11+ times

Work and Power
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26 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following is a true statement about work?

It measures how quickly an object accelerates 
It measures how much effort is applied over a certain distance
It measures the change in an object's rate of speed
It measures how much time it takes to move a massive object

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What does one newton exerted over a displacement of one meter equal?

One watt

One hertz

One volt

One joule

Tags

NGSS.HS-PS3-1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A kid applies a force of 70 N to a ball over 1.1 meters. How much work did he do on the ball? 

77 J
7.7 J 
0.7 J 
770 J 

Tags

NGSS.HS-PS3-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A weightlifter lifts two 300 newton weights 1.5 meters off the ground. How much work has he done?

600 J 
660 J
900 J 
1200 J 

Tags

NGSS.HS-PS3-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these is a measure of force?

100 newtons
100 meters per second
100 joules
100 watts

Tags

NGSS.HS-PS2-1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

You do 90 joules of work in 30 seconds. How much power have you generated?

30 watts
3 watts
120 watts
270 watts

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

You move an 8-newton weight five meters in 4 seconds. How much power have you generated?

160 watts
10 watts
6.4 watts
17 watts

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