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How have satelites used the electromagnetic spectrum to gain information?

April 26, 2017Astronomy electromagnetic spectrum gain Mathematics satelites Used

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How have satelites used the electromagnetic spectrum to gain information?

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Astronomical satellites use the electromagnetic spectrum for observation of distant planets, galaxies, and other outer space objects. Communications satellites use the electromagnetic spectrum for the purpose of telecommunications. Navigational satellites use radio signals transmitted to enable mobile receivers on the ground to determine their exact location. Earth observation satellites use the electromagnetic spectrum for environmental monitoring, meteorology, map making etc.