Traveling Into Space – Flashcards
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The space race was the rivalry in the exploration of space between the United States and the Soviet Union.
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true
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A rocket burns fuel to produce thrust, the force that moves the rocket forward.
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true
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A satellite is any object that revolves around another object in space.
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true
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The velocity a rocket must reach to establish an orbit around Earth is called escape velocity.
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false
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Any object that revolves around another object in space is called a satellite. shuttle. rover. surveyor.
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satellite.
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The velocity a rocket must reach to establish an orbit around Earth is called thrust velocity. artificial velocity. orbital velocity. escape velocity.
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orbital velocity.
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At the end of a mission, a shuttle can return to Earth and land like a(n) satellite. multistage rocket. space probe. airplane.
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airplane
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Who was the first person to walk on the moon?
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Neil Armstrong
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escape velocity:
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The minimum speed that an object at a given distance from a gravitating body must have so that it will continue to move away from the body instead of orbiting about it.
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orbital velocity:
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The velocity a rocket must achieve to establish an orbit around a body in space.
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rocket:
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A device that expels gas in one direction to move in the opposite direction.
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rover:
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A small robotic space probe that can move about the surface of a planet or moon.
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satellite
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An object that revolves around another object in space.
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space probe:
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A spacecraft that has various scientific instruments that can collect data, including visual images, but has no human crew.
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space shuttle:
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A spacecraft that can carry a crew into space, return to Earth, and then be reused for the same purpose.
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space station:
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A large artificial satellite on which people can live and work for long periods.
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thrust
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-The reaction force that propels a rocket forward-
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velocity
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-Speed in a given direction-
