How's Your Energy Level?

Test your knowledge of energy and its role in Earth's climate system.

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More Info / References

Some of the content in this quiz is from the U.S. Department of Energy and the U.S. Energy Information Administration.

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1

1. SUPER POWERS

The primary source of energy in Earth's climate system is:

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2

2. HOMING IN

Which uses the most energy in American homes each year?

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3

3. FULL OF HOT AIR

Which of the following gases does not trap heat?

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4. POWER PLAY

Today, which renewable energy source provides the U.S. with the most energy?

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5. STAR POWER

How does the sun produce energy?

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6. CHAIN REACTION

How do nuclear power plants produce energy?

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7. ON THE GRID

How much of U.S. electricity is generated from nuclear power plants?

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8. LET THE SUN SHINE

Many scientists believe that:

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