Page 70 - Science Course 1 (Book 2)

Mo8-L4: Lesson Review Quiz (True or False)

Direction: On the line before each statement, write T if the statement is true or F if the statement is false.
If the statement is false, change the underlined word to make it true. Write your changes on the
lines provided.

1. The law of conservation of energy states that energy can be transformed, but it cannot be
created or destroyed.

2. A system that exchanges matter or energy with the environment is a closed system.

3. Wind energy is an example of a nonrenewable energy resource.

Mo8-L4: Lesson Review Quiz (Matching)

Direction: On the line before each question or statement, write the letter of the correct answer.

4. A movement of energy from one object to another without a change in the form of energy is
called
A. energy transfer.
B. energy reversal.
C. energy transformation.

5. Which statement describes an energy transformation?
A. Electric energy travels from a power plant to homes.
B. Mechanical energy moves from a tennis racquet to a ball.
C. Chemical energy in a log changes to thermal energy when the log burns.

6. In which case is work being done?
A. A boy is holding a baseball.
B. A baseball is f ying through the air.
C. A bat hits a baseball to an outf elder.

7. ___________ is a nonrenewable resource.
A. Biomass
B. Fossil fuel
C. Hydroelectric power

Short Answer: Respond to each statement on the lines provided.

5. Restate the law of conservation of energy in your own words.

6. Contrast an open system and a closed system.

7. List three examples of renewable energy resources.

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