Science
What was the name of the first artificial satellite launched into space?
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What section of an insect's body are the legs and wings attached to?
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Which of these was one of the original universal elements?
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What are many cells that form together to provide a certain function called?
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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 are materials that come from the earth called?
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Approximately how many miles of wire are there in a 737?
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What famous scientist introduced the concept of "space-time"?
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