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18 Cards in this Set
- Front
- Back
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Orbit
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The route one celestial body takes around another in Space
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Satellite
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An object which orbits another in space.
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Artificial Satellite
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International Space Station
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Natural Satellitle
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Earth's Moon
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A Day
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The time it takes for a planet to rotate once on it's axis
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A Lunar Month
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The time taken for the Moon to orbit the Earth once. This is about 28 days
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A Year
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The time taken for a planet to orbit a star.
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A Star
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A luminous object in Space. It emits heat and light. Its source of energy is Nuclear Fusion
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no 1 planet
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Mercury
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no 2 planet
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Venus
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no 3 planet
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Earth
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no 4 planet
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Mars
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no 5 planet
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Jupiter
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no 6 planet
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Saturn
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no 7 planet
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Uranus
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no 8 planet
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Neptune
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Comet
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made of rock and ice
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Asteroid
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made if rock and metals
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