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| moon cycle takes 27.3 days and the revolution takes 29.5 days |
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| portion of the shadow where a total eclipse is experienced |
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| portion of the shadow where a partial eclipse is experienced |
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the spinning of the earth on its axis which causes day and night
-takes 24 hours |
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| Earth's year long elliptical orbit around the sun |
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| a round 3-dimensional object |
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imaginary vertical line around which the earth spins |
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an elongated closed curve (egg or oval shaped) |
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the day when the sun reaches its greatest distance north or south of the equator
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the day when the sun is directly over the earth's equator. Daytime & nighttime hours are equal all over the world |
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the phase of the moon when the illuminated half is not seen on the earth |
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more of the illuminated half of the moon can be seen each night |
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all of the lighted side is visible |
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less of the illuminated half of the moon is visible |
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the moon moves directly between the earth and sun and casts a shadow on the earth |
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the Earth comes between the sun and the moon &
the earth's shadow falls on the moon |
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depressions left on the surface of the moon by objects striking its surface |
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different forms that the moon takes in its appearance |
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