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Potential And Kinetic Energy
Test Description: PE and KE review
Instructions: Answer all questions to get your test result.
1) What is kinetic energy?
A
energy of motion
B
stored energy
C
heat energy
D
energy of an object at rest
2) What is potential energy?
A
heat energy
B
energy of motion
C
energy of an object at rest
D
stored energy
3) What is the Law of Conservation of Energy?
A
Energy cannot be created or destroyed
B
Energy can be both created and destroyed
C
Energy can be created but not destroyed
D
Energy cannot be created but it can be destroyed
4) What is the potential energy of an object sitting on a cliff that is 105 meters in the air?
A
10.7 J
B
10.7 N
C
1029 N
D
1029 J
5) What is the kinetic energy of an object that has a mass of 64kg and a speed of 9 meters per second?
A
576 m/s/s
B
2592 J
C
5184 J
D
2592 m/s/s
6) What do you need to calculate potential energy?
A
mass and velocity
B
mass, acceleration due to gravity, and height
C
mass, velocity, and height
D
mass, acceleration due to gravity, velocity, and height
7) What do you need to calculate kinetic energy?
A
mass, velocity, and height
B
mass and velocity
C
mass, acceleration due to gravity, and height
D
mass, acceleration due to gravity, velocity, and height
8) What happens when you ride a sled down a hill?
A
All energy stays the same
B
Potential Energy transforms into Kinetic Energy
C
Potential Energy stays the same and Kinetic Energy increases
D
Kinetic Energy transforms into Potential Energy
9) What is the kinetic energy of a soccer ball that has a mass of 0.43 kg and a speed of 15 meters per second?
A
78.4 J
B
96.8 J
C
6.5 J
D
48.4 J
10) What is the potential energy of a book with a mass of 1.6 kg on a table that is 2.1 meters above the ground?
A
1.3 J
B
32.9 J
C
3.36 J
D
2.9 J
*select an answer for all questions
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