Eclipses
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Transcript of Eclipses
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EclipsesEclipses
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SOLAR ECLIPSES• Solar Eclipse- caused by
the moon making a small shadow on the Earth.– Moon crosses in front
of the sun.– Moon is in a new
moon position.– Only a small number
of people can see a solar eclipse.
– Occurs during the day.
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How does it happen?
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SOLAR ECLIPSE
• There are two parts to the shadow.– Umbra- darkest part– Penumbra- lighter part
• Those people standing in the umbra see a total solar eclipse.
• Those people in the penumbra see a partial solar eclipse.
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Eclipse Schematic
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Solar Eclipse 2008
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When will we see another Solar Eclipse??
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LUNAR ECLIPSE
• Lunar eclipse- caused by the earth’s shadow covering the moon.– Earth crosses in the
sun’s shadow.– Moon is in a full moon
position.– Large numbers of
people can see.– Occurs at night.
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LUNAR ECLIPSE
• There are two parts to the shadow- umbra and penumbra.– When the moon is in
the umbra a total lunar eclipse occurs.
– When the moon is in the penumbra a partial lunar eclipse occurs.
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Lunar Eclipse 2008
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Lunar Eclipse 2008
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TidesTides
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