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CN: The Moon
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What are the two ways the moon moves in space?
The moon rotates on its axis. 1 moon day The moon revolves around the earth. 1 moon year.
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Moon Facts 1 moon day = 1 moon year
This causes the same side of the moon to face the earth all the time.
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The changing relative positions of the moon, Earth, and sun causes the phases of the moon, eclipses, and tides.
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Phases of the Moon The different shapes of the moon you see from the earth are phases.
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Why are there phases? The phases of the moon you see depends on how much of the sunlit side of the moon faces Earth.
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Solar Eclipse Most of the time the moon travels a little above or below the path of the sunlight that shines on earth.
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Umbra= darkest part of the moon’s shadow = total eclipse
Penumbra= large part of the moon’s shadow = partial eclipse
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Where you live on earth determines if you see a total eclipse, or partial eclipse. P 623 old book
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Total Solar Eclipses
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Umbra = ?
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Umbra = Total Eclipse
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Partial Solar Eclipses = ?
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Partial Solar Eclipses = Penumbra
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Lunar Eclipse During a lunar eclipse, Earth blocks sunlight from reaching the moon. During which phase of the moon can lunar eclipses only happen? P 480 new book
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During which phase of the moon can lunar eclipses only happen
During which phase of the moon can lunar eclipses only happen?- A Full Moon because the earth is between the moon and the sun
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Umbra = Total Lunar Eclipse
Unlike a total eclipse, a total lunar eclipse can be seen from anywhere on earth when the moon is visible. The reddish tint happens because the Earth’s atmosphere bends some sunlight toward the moon.
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Partial Lunar Eclipse
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Why there are Tides?
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Tides: High and Low
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