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10 Cards in this Set
- Front
- Back
rotation
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the action of rotating around an axis or center:
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revolution
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an instance of revolving |
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axis
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an imaginary line about which a body rotates. |
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orbit
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the curved path of a celestial object or spacecraft around a star, planet, or moon, |
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plane
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a surface generated by a straight line moving at a constant velocity
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equator
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a corresponding line on a planet
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hemisphere
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a half of a sphere.
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heat
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the quality of being hot; high temperature |
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temperature
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a body temperature above the normal
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season
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each of the four divisions of the year (spring, summer, autumn, and winter) marked by particular weather patterns and daylight hours, resulting from the earth's changing position with regard to the sun. |