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Definition
| the study of the moon, stars, and other objects in space |
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Definition
| the imaginary line that divides the Earth in half |
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Definition
| the imaginary line that passes through Earth's center and the North and South poles |
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Definition
| spinning of Earth on its axis |
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Term
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Definition
| the movement of one object around another object |
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Definition
| Earth's path around the sun |
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Definition
| how far north or south of the equator a place is located |
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Definition
| `"equal night", day and night are about the same length |
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Definition
| Spring Equinox, March 21-beginning of Spring |
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Term
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Definition
| September 23-start of Fall |
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