A spaceship is approaching a space station at a speed of 1.65 x 105 m/s. The space station has a beacon that emits green light with a frequency of 5.94 x 1014 Hz. (a) What is the frequency of the beacon observed on the spaceship? (Use c = 2.9979 x 10° m/s for the speed of light. Enter your answer to at least five significant figures.) Hz (b) What is the change in frequency? Hz

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