ESS Unit 8.1.3 Exploration Question

What causes a solar eclipse?

• Earth moves between the sun and the moon.

• The sun moves between Earth and the moon.

• The moon moves behind Earth.

• The moon moves between the sun and Earth.

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What is the umbra during an eclipse?

• The area where the sun is partially blocked.

• The area where the sun is completely blocked.

• The area where the moon is completely visible.

• The area where the moon is partially blocked.

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Why don't eclipses happen every month?

• The sun is not always bright enough.

• The moon's orbit is tilted compared to Earth's orbit.

• The moon changes size.

• Earth's orbit is not circular.

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During a lunar eclipse, what happens to the moon?

• It disappears completely from view.

• It appears blue.

• It appears rusty red or dark.

• It becomes brighter than usual.

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What is a partial solar eclipse?

• The moon blocks all sunlight from reaching Earth.

• The moon blocks part of the sun's light from reaching Earth.

• The sun blocks the moon from view.

• Earth blocks the sun from the moon.

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Which type of solar eclipse occurs when the moon is farther from Earth and does not completely cover the sun?

• Total solar eclipse

• Partial solar eclipse

• Annular solar eclipse

• Lunar eclipse

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What is the penumbra?

• The darkest part of the shadow during an eclipse.

• The lighter, outer part of the shadow during an eclipse.

• The area where no shadow is cast.

• The area where the sun is completely blocked.

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Who can see a total solar eclipse?

• Everyone on the sunlit side of Earth

• Only people in the moon's umbra

• Only people in the moon's penumbra

• Everyone on Earth

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What is a penumbral lunar eclipse?

• The moon passes through Earth's umbra and becomes very dark.

• The moon passes through Earth's penumbra and is only slightly dimmed.

• The moon passes between Earth and the sun.

• The sun passes between Earth and the moon.

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Why does the moon appear red during a total lunar eclipse?

• The moon is covered in red dust.

• Earth's atmosphere bends some sunlight into the shadow, making the moon look red.

• The sun turns red during an eclipse.

• The moon is closer to the sun.

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