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An alien spaceship passes earth at velocity v = 0.74c. The spaceship is headed to the moon, which is at distance of 384, 000 km from earth. a. How much time (in seconds) will it take the spaceship to get to the moon according to an observer on earth? b. What is the distance (in km) between the Earth and the moon, as measured by the spaceship pilot? c. How much time (in seconds) was the journey, as measured by the spaceship pilot?

An alien spaceship passes earth at velocity v = 0.74c. The spaceship is headed to the moon, which is at distance of 384, 000 km from earth. a. How much time (in seconds) will it take the spaceship to get to the moon according to an observer on earth? b. What is the distance (in km) between the Earth and the moon, as measured by the spaceship pilot? c. How much time (in seconds) was the journey, as measured by the spaceship pilot?

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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An alien spaceship passes earth at velocity v = 0.74c. The spaceship is headed to the moon, which is at distance of 384, 000 km from earth. a. How much time (in seconds) will it take the spaceship to get to the moon according to an observer on earth? b. What is the distance (in km) between the Earth and the moon, as measured by the spaceship pilot? c. How much time (in seconds) was the journey, as measured by the spaceship pilot?
Transcribed Image Text:An alien spaceship passes earth at velocity v = 0.74c. The spaceship is headed to the moon, which is at distance of 384, 000 km from earth. a. How much time (in seconds) will it take the spaceship to get to the moon according to an observer on earth? b. What is the distance (in km) between the Earth and the moon, as measured by the spaceship pilot? c. How much time (in seconds) was the journey, as measured by the spaceship pilot?
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