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9 Cards in this Set
- Front
- Back
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reflecting telescope
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uses mirrors
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space probe
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sent into space to gather information and never returns
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Sputnik
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First artificial satellite
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gravity
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the pull of one body towards another
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satellite
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an object that revolves around a larger body
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telescope
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an instrument which makes things appear closer
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shuttle
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a reusable spacecraft
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rocket
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a device which helps power spacecraft beyond the pull of gravity
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technology
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the use of tools that extend our senses
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