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Author Question: What is an artificial star? A) a meteor B) the unseen member of a binary star system C) a ... (Read 61 times)

tfester

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on: Jul 27, 2018
What is an artificial star?
 
  A) a meteor
  B) the unseen member of a binary star system
  C) a satellite orbiting Earth
  D) a point of light in Earth's atmosphere created by a laser for the purpose of monitoring atmospheric fluctuations
  E) a possible source of dark matter in the universe

Question 2

Approximately how many neutrinos pass through your body each second?
 
  A) about 1023
  B) about a thousand trillion
  C) about one thousand
  D) None; they are blocked by the Earth's atmosphere.


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Ksanderson1296

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

D

Answer to Question 2

B


tfester

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Reply 2 on: Jul 27, 2018
Excellent

lindahyatt42

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Reply 3 on: Yesterday
Gracias!

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