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Author Question: When a moving spaceship emits regularly-spaced flashes of light, how frequently you see the flashes ... (Read 104 times)

AEWBW

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on: Jul 29, 2018
When a moving spaceship emits regularly-spaced flashes of light, how frequently you see the flashes depends on the ship
 
  A) approaching you.
  B) receding from you.
  C) either of these
  D) none of these

Question 2

Suppose you and your sister travel at different speeds in space and you note a slowing of her clock. Compared with her clock your sister will notice that your clock runs
 
  A) faster.
  B) slower.
  C) the same.
  D) need more information


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nguyenhoanhat

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B


AEWBW

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Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

yeungji

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Reply 3 on: Yesterday
Excellent

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