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WorksheetsCalculating KE and GPE
Total questions: 10
Worksheet time: 10mins
Name
Class
Date
1.
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?
a)
900 J
b)
1800 J
c)
60 J
d)
30 J
2.
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?
a)
980 J
b)
441 J
c)
4,500 J
d)
44,100 J
3.
A car is traveling with a velocity of 40 m/s and has a mass of 1120 kg. What is the KE of the car?
a)
22,400 J
b)
44,800 J
c)
896,000 J
d)
1,792,000 J
4.
An 2 kg apple is hanging in a tree, 10 ft off the ground. What is the gravitational potential energy of the apple?
a)
19.6 J
b)
20 J
c)
98 J
d)
196 J
5.
Which of the following has the GREATEST IMPACT on the kinetic energy of an object?
a)
Mass
b)
Velocity
c)
Height
d)
The acceleration due to gravity
6.
The acceleration of an object due to gravity on Earth is...
a)
8.9 m/s2
b)
9.8 m/s2
c)
It depends on the mass of an object
d)
Equal to its kinetic energy
7.
A skydiver jumps from a plane and is halfway through her descent. At this point in time she has...
a)
Kinetic Energy
b)
Gravitational Potential Energy
c)
Both Kinetic and Gravitational Potential Energy
d)
She has no energy
8.
Which of the following has the greatest amount of gravitational potential energy?
a)
A 20 kg projector suspended 10 m in the air
b)
A 100 kg wrecking ball suspended 10 m in the air
c)
A 5 kg basketball suspended 10 m in the air
d)
They all have the same GPE because they are all 10 m in the air
9.
Which of the following has the greatest amount of kinetic energy?
a)
A small baby running at 15 m/s
b)
A toddler running at 15 m/s
c)
Mrs. Rewerts running at 15 m/s
d)
Arnold Schwarzenegger running at 15 m/s screaming "Get to the choppa!"
10.
Which of the following affects the gravitational potential energy of an object?
a)
The mass of the object
b)
The height of the object
c)
The velocity of the object
d)
Both the mass and height of the object
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