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Author Question: In exactly 14 days after a full moon, one would see a a. new moon. b. waxing crescent moon. c. ... (Read 71 times)

Charlie

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on: Jul 28, 2018
In exactly 14 days after a full moon, one would see a
 a. new moon.
  b. waxing crescent moon.
  c. first-quarter moon.
  d. waning crescent moon.

Question 2

A particular material has an index of refraction of 1.25 . What percent of the speed of light in a vacuum is the speed of light in the material?


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shayla

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

d

Answer to Question 2

80


Charlie

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Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)

scikid

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Reply 3 on: Yesterday
Excellent

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