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2
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When satellites revolve around Earth at the same rate the Earth rotates
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3
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A rocket that can go back and forth, or shuttle, between Earth and space
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4
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The first space station
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5
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Used to relay telephone calls, to measure Earth's atmosphere, and to photograph weather systems, crops, troops, and ships
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6
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The National Aeronautics and Space Administration, they developed the reusable space shuttles
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7
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A large satellite in which people can live for long periods
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8
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Experimented with liquid fuels in the 1920s
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9
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Any natural or artificial object that revolves around an object in space
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10
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The first person to go into space
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1
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Came up with the idea of multistage rockets
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