Science
About how often does Halley's Comet return?
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What Swedish physicist and astronomer influenced the foundation for the light spectrum analysis?
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What term describes what happens when ice breaks off a main glacier and becomes an iceberg?
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What fraction of Earth's gravity is the Moon's gravity?
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Which planet is named for the Roman goddess of love?
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The definition of "clouds composed of small particles, mostly ice crystals" best fits which science term?
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Where are the male sperm cells formed in flowering plants?
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