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calculating energy

Authored by Mohammed azzam

Physics

7th - 8th Grade

NGSS covered

Used 7+ times

calculating energy
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12 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

You serve a volleyball with a mass of 2 kg. The ball leaves your hand with a speed of 30 m/s. What is the KE of the ball?

900 J
1800 J
60 J
30 J

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

There is a bell at the top of a tower that is 45 m high. The bell weighs 100 kg. What is the potential energy of the bell?

980 J
441 J
4,500 J
44,100 J

Tags

NGSS.MS-PS3-2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

An 2 kg apple is hanging in a tree, 10 ft off the ground. What is the gravitational potential energy of the apple?

19.6 J
20 J
98 J
196 J 

Tags

NGSS.MS-PS3-2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following has the GREATEST IMPACT on the kinetic energy of an object?

Mass 
Velocity
Height
The acceleration due to gravity

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

NGSS.MS-PS3-4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A skydiver jumps from a plane and is halfway through her descent. At this point in time she has...

Kinetic Energy
Gravitational Potential Energy
Both Kinetic and Gravitational Potential Energy
She has no energy

Tags

NGSS.MS-PS3-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following has the greatest amount of gravitational potential energy?

A 20 kg projector suspended 10 m in the air
A 100 kg wrecking ball suspended 10 m in the air
A 5 kg basketball suspended 10 m in the air
They all have the same GPE because they are all 10 m in the air

Tags

NGSS.MS-PS3-2

NGSS.MS-PS2-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following affects the gravitational potential energy of an object?

The mass of the object
The height of the object
The velocity of the object
Both the mass and height of the object

Tags

NGSS.MS-PS3-2

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