(solution) (a) Approximately how long would it take a telephone signal to

(solution) (a) Approximately how long would it take a telephone signal to

(a) Approximately how long would it take a telephone signal to travel 2620 mi from coast to coast across the United States? (Telephone signals travel at about the speed of light.)

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(b) Approximately how long would it take a radio signal to reach the International Space Station (ISS) at an orbital altitude of 350 km?

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