Moon Phases and Eclipses Study Guide

Why does the Moon seem to change shape?

• As the Moon revolves around Earth, different parts are lit by the Sun.
• The viewpoint from Earth of the illuminated side of the Moon changes.
• Earth’s shadow is blocking light from the Sun.
• The way the Moon produces light changes, so we see different shapes.

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Which statement best shows why the Moon seems to be producing light?

• The Moon is making its own light.
• The Moon is reflecting light from Earth.
• The Moon is reflecting light from the Sun.
• The Moon goes through eight phases.

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What is the phase of the moon during a solar eclipse?

• Full Moon
• New Moon
• First Quarter
• A solar eclipse can happen any time

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Approximately how long does it take for the moon to revolve around the Earth?

• One day
• One week
• One month
• One year

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Name the moon phase

• First Quarter
• Last Quarter
• New Moon
• Full Moon

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A solar eclipse only happens during a ________ moon.

• New
• Cresent
• Gibbous
• Full

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Name the moon phase

• waning crescent
• waxing crescent
• waning gibbous
• waxing gibbous

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In order to have an eclipse, the Moon, Sun and Earth have to be?

• Below each other

• Above each other

• Lined up exactly

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Name the moon phase

• waning crescent
• waxing crescent
• waning gibbous
• waxing gibbous

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Name the eclipse.

• solar eclipse

• lunar eclipse

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