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Energy Calculations

Authored by B Sharp

Physics

10th - 12th Grade

NGSS covered

Used 32+ times

Energy Calculations
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22 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If the marble had a mass of 0.3kg and the hill was 2.3 m tall, how much potential energy did it have at the top of the ramp?

2.3

.23

6.9

5.2

Tags

NGSS.MS-PS3-2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the correct unit for energy?

meters (m)

kilogram meters per second (kg m/s)

Newtons (N)

Joules (J)

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If the 0.3 kg marble was moving at 6 m/s at the bottom of the ramp, how much kinetic energy did the marble have?

5.4 J

1.8 J

3 J

6 J

Tags

NGSS.MS-PS3-1

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If the marble had 6.9 J of (potential) energy at the top of the hill and 5.4 J of (kinetic) energy at the bottom of the hill, was energy conserved and why?

Yes because the total energy stayed the same

Yes because the total energy changed

No because the total energy stayed the same

No because the total energy changed

Tags

NGSS.MS-PS3-5

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If the 1.2 kg basketball rolls at 3 m/s, what is it's kinetic energy?

2.7

5.4

3.6

9

Tags

NGSS.MS-PS3-1

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The marble had 5.4 J of kinetic energy and then hit the stationary basketball. The basketball started rolling and the marble stopped rolling. The rolling basketball now has 5.4 J of kinetic energy. Was energy conserved and why?

Yes because the total energy stayed the same

Yes because the total energy changed

No because the total energy stayed the same

No because the total energy changed

Tags

NGSS.MS-PS3-5

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Lilly's cat ran through your yard. The cat has a mass of 5 kg. He is running at a speed of 3 m/s. What is the kinetic energy of the cat as he runs?

8.5 J

45 J

7.5 J

22.5 J

Tags

NGSS.MS-PS3-1

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