What is the name of the first satellite sent into space

1 answer:

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On October 4, 1957, Soviet satellite Sputnik, the world's first artificial satellite, blast into space and transmitted information via radio signals to Soviet scientists for three weeks. Sputnik II was launched in November 1957 with a a dog called Laika aboard.

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Answer:

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3 years ago

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Answer:

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A 95kg clock initially at rest on a horizontal floor requires a 560N horizontal force to set it in motion. After the clock is in

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