Science
What scientist discovered that sunspots occur in an eleven-year cycle?
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What is Neptune's period of revolution around the Sun?
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What makes up about 70 percent of most living things?
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What part of a plant obtains food and water from the soil and provides support?
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What fuels were formed from the decayed remains of plants and animals?
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What was the name of the first artificial satellite launched into space?
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If you are caught in a sudden heavy rainfall of a showery nature, you are caught in a what?
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