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Author Question: State the law of reflection. What will be an ideal response? ... (Read 80 times)

humphriesbr@me.com

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on: Jul 27, 2018
State the law of reflection.
 
  What will be an ideal response?

Question 2

Suppose that there are 10 billion (10,000,000,000,000 ) habitable planets in our galaxy, that 1 in 5 habitable planets has life, that 1 in 1000 planets with life has at some point had an intelligent civilization, and that 1 in 1000 civilizations that
 
  have ever existed is in existence now. How many civilizations would exist at present? A) 200,000
  B) 2,000,000
  C) 20,000
  D) 20,000,000


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C.mcnichol98

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Reply #1 on: Jul 27, 2018
Answer to Question 1

The angle of incidence is equal to the angle of reflection.

Answer to Question 2

B


humphriesbr@me.com

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Reply 2 on: Jul 27, 2018
Gracias!

parshano

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Reply 3 on: Yesterday
Excellent

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