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14 Cards in this Set
- Front
- Back
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star
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an oject in space that makes its own light and heat
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solar sytem
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the sytem of object of or around,the sun
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telescope
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a tool used to see distant object
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astronomical
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the distance between earth and the sun
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moon
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an object that circles around a planet
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satellite
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any object in space that circles around another object
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asteroid
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a rock that goes around the sun
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comet
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a mixture of frozen gases,ice,dust,and rock that moves in an irregular circle around the sun
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metor
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an object that crosses path with earth and enter earth atmosphere
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gravity
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a pulling force between any two objects
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orbit
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the path one object takes around another
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inertia
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the way object act a moving object keeps moving in an straight line unless it is pushed or pulled
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ellipes
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a flattened circle
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tide
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the daily rise and fall of the ocean surface
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