Relativity Unit 05 Quiz 01

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Anthony Pitch Reyers (better known as one half of DJ XiJaro and Pitch: https://www.twitch.tv/xijaroandpitch) takes a very fast space train to the moon to celebrate his birthday. The moon is 1.3 light seconds from the earth. In our reference frame on earth, we observe that the train arrives on the moon 260 seconds after departing. Assume the space train travels at a constant speed.

In the earth reference frame, what is the speed of the train? (Answer in SR units)

0 points

0.0005

0.005

0.05

200

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According to a clock on the train, how long does the trip from the earth to the moon take? (You'll need to keep more digits in your calculation than you're used to.)

0 points

258.7 s

259.99675 s

260 s

260.00325

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