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10 Cards in this Set
- Front
- Back
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Moon |
A natural satellite that orbits a planet |
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Craters |
Bowl-shaped indents or cavities on the surface on the surface of the planet, moon, or asteroid that are caused by a collision with another object, such as a meteorite. |
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Weight |
The heaviness of an object: force of gravity on mass = weight. |
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Sun |
Star at the center of our solar system that supplies heat and light to the Earth; it's enormous gravity keeps the earth in orbit. |
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Earth |
A planet in our solar system that has life on it |
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Surface |
The outermost covering or layer |
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Orbit |
The path one object takes as it revolves around another object in space. |
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Rotation |
An object making a complete turn on its axis |
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Axis |
An imaginary line that a sphere rotates around |
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Revolution |
Making a complete turn around another object. For example: The Earth revolves around the Sun |
