Science

What electronic device only allows current to flow in one direction?

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Transfer of heat through a substance by molecular action best fits which science term?
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What is the name for a body in orbit around the Sun?
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Where is the great dark spot located?
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Which planet does the moon Deimos belong to?
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How many rings does the planet Saturn have?
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On which college campus would you find the Hatter Planetarium?
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What does ER (of a cell) stand for?
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A very fast white water cascade is also known as what?
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