Download Review Quiz Chapter 4

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Period: 1 2 3 4 5 6 7
Semester II Review Quiz
Chapter 4: Energy
1. Kinetic energy is energy of ______.
a. position
b. motion
2. What does gravitational potential energy depend on?
a. height
b. mass
c. speed
c. forces
d. electricity
d. a and b only
e. all of the above
3. Kinetic energy depends on _____.
a. mass only
b. mass and velocity
c. velocity and force
d. mass and position
4. Which of the following uses electrical energy?
a. acoustic guitar
b. blender
c. bicycle
d. pulley
5. What type of energy is stored energy?
a. kinetic energy
b. potential energy
c. radiant energy
d. heat energy
6. What is the kinetic energy of a 10 kg object moving at 2 m/s?
a. 40 J
c. 5 J
b. 20 J
d. 200 J
7. What is the kinetic energy of an object at rest?
a. 1 J
b. 10 J
c. 9.8 J
d. 0 J
8. What do you call energy that is stored in foods and fuels?
a. chemical
c. gravitational
b. thermal
d. radiant
9. If all of the objects below are going the same speed, which will have the most kinetic energy?
a. semi-truck
c. bicycle
b. toy car
d. softball
10. According to the Law of Conservation of Energy, the total amount of energy in the universe _____.
a. remains constant
b. changes constantly
11. What is the SI unit for energy?
a. Watt
b. Newton
c. increases
d. decreases
c. m/s2
d. Joule
Use the diagram below to answer questions 12-16.
12. What letter represents the maximum kinetic energy?
a. A
c. C
b. B
d. all of the above
13. What letter represents the maximum potential energy?
a. A
c. C
b. B
d. none of the above
14. What letter represents the minimum kinetic energy?
a. A
c. C
b. B
d. all of the above
15. What letter represents the minimum potential energy?
a. A
c. C
b. B
d. none of the above
16. What is happening to the total energy of the ball? (ignore friction and air resistance)
a. increases
c. decreases then increases
b. decreases
d. remains constant
17. What is the kinetic energy of a 5 kg object moving at 7 m/s?
a. 17.5 J
c. 122.5 J
b. 35.0 J
d. 245.0 J
18. What is the potential energy of an object that has a mass of 10 kg and is sitting on the edge of a shelf that
is 5 meters high?
a. 2.0 J
c. 490.0 J
b. 50.0 J
d. 500 J
19. What is the height of an object that weighs 490 N if its GPE is 4900 J?
a. 100 m
c. 0.01 m
b. 1,000 m
d. none of the above
20. What type of energy does a rock sitting on the edge of a cliff have?
a. gravitational potential energy
c. kinetic energy
b. chemical potential energy
d. all of the above
21. What law states that energy cannot be created or destroyed, only transferred?
a. Law of Conservation of Momentum
c. Law of Conservation of Energy
b. Law of Conservation of Mass
d. Newton’s 1st Law
22. How fast is a 6 kg ball traveling if it has 55 J of kinetic energy?
a. 330 J
c. 4.3 m/s
b. 9.2 J
d. none of the above
23. How is energy being transferred when you move your hand?
a. kinetic energy to gravitational potential energy
b. kinetic energy to chemical potential energy
c. chemical potential energy to kinetic energy
d. chemical potential energy to gravitational potential energy
24. What happens to the potential energy of a ball as it falls from the roof of a 2 story building?
a. potential energy increases
c. potential energy remains the same
b. potential energy decreases
d. impossible to tell
25. What type of energy does a ball sitting on a shelf have?
a. kinetic energy
c. radiant energy
b. chemical potential energy
d. gravitational potential energy
26. What is the unit for energy?
a. Joules
b. Watts
c. Newtons
d. m/s/s
27. An example of kinetic energy continuously being change to potential energy and back might be
a. a girl jumping on a trampoline
c. a moving train
b. a rock sitting on top of a mountain
d. electric charges moving in a straight path
28. Energy stored in foods is ______ potential energy.
a. thermal
b. elastic
c. gravitational
d. chemical