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Definition
The noon sun is at the equator.
September 23.
Marks the beginning of Autumn in the Northern Hemisphere |
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Term
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Definition
| Rotation on this causes day and night. |
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Term
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Definition
The noon sun is vertical at 23.5 degrees South.
It occurs on December 22. |
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Term
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Definition
The noon sun is vertical at the equator.
It occurs March 21.
Marks the start of Spring in the Northern Hemisphere. |
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Term
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Definition
The noon sun is vertical at 23.5 degrees North.
It occurs on June 21. |
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Term
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Definition
| This is the path of the Earth as it travels around the sun. |
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Term
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Definition
| This is the reason we have seasons. |
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Term
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Definition
| The Earth spinning on its axis. |
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Term
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Definition
Earth travels around the sun.
It's also the reason that a year consists of 365 days. |
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