An astronaut moving with a speed of 0.75c relative to Earth measures her heart rate to be 71 beats per minute. (a) When an Earth-based observer measures the astronaut’s heart rate, is the result greater than, less than, or equal to 71 beats per minute? Explain. (b) Calculate the astronaut’s heart rate as measured on Earth
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An astronaut moving with a speed of 0.75c relative to Earth measures her heart rate to be 71 beats per minute.
(a) When an Earth-based observer measures the astronaut’s heart rate, is the result greater than, less than, or equal to 71 beats per minute? Explain.
(b) Calculate the astronaut’s heart rate as measured on Earth
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