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5 Cards in this Set
- Front
- Back
Direct sunlight |
sunlight that strikes Earth’s surface at close to a 90o angle. le. |
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Earth’s axis |
an imaginary line through the center of Earth that connects the North Poleto the South Pole. Earth’s axis is tilted at an angle of 23.5 degrees.Earth rotates about its axis once every 24 hours.
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Equator |
an imaginary horizontal line around the middle of Earth.
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Northern hemisphere |
the half of Earth north of the equator. |
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North Pole |
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