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Definition
| the spinning of the earth on its axis. (it takes the earth 24 hours to complete a rotation.) this causes day and night. |
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| Earth's year long elliptical orbit around the sun |
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Definition
| a round three-diminsional object |
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Definition
| the imaginary vertical line around which the earth spins |
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Definition
| an elongated closed curve |
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Definition
| the day when the sun reaches its greatest distance north or south of the equator |
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Definition
| the day when the sun is directly over the earth's equator. Daylight and nighttime hours are equal all over the world |
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Definition
| the moon is b/w the earth and the sun and cannot be seen |
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Definition
| more of the illuminated half of the moon can be seen each night |
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Definition
| all of the lighted side is visible |
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Definition
| less of the illuminated half of the moon is visible each night |
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Definition
| the moon moves directly b/w the earth and the sun, shadowing part of the earth |
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Definition
| when the earth's shadow falls on the moon |
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Definition
| depressions left on the surface of the moon by an object striking its surface |
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Definition
| the different forms that the moon takes in its apperance |
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