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Author Question: The half-life of a muon is 2.2 s. How fast is it moving relative to an observer who says its ... (Read 80 times)

yoooooman

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on: Jul 28, 2018
The half-life of a muon is 2.2 s. How fast is it moving relative to an observer who says its half-life is 4.4 s?
 a. 0.87 c
  b. 0.75 c
  c. 0.97 c
  d. 0.72 c
  e. 0.50 c

Question 2

Nix and Hydra are moons of ______________ .
 a. Earth
  b. Venus
  c. Neptune
  d. Mars
  e. Pluto


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ApricotDream

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Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

e


yoooooman

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Reply 2 on: Jul 28, 2018
Wow, this really help

EAN94

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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