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Author Question: After seeing a flash of lightning, if one counts the seconds before hearing the thunder, one can ... (Read 73 times)

danielfitts88

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on: Jul 27, 2018
After seeing a flash of lightning, if one counts the seconds before hearing the thunder, one can estimate the distance to the flash. How many seconds delay
 
  (a) per mile?
  (b) per kilometer?

Question 2

In searching for life in the solar system, which basic requirement of life is the most fundamental and the one we always look for?
 
  A) the presence of organic matter
  B) the presence of an energy source
  C) the presence of a liquid medium, most likely water
  D) the presence of oxygen


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brittiany.barnes

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

(a) 5. seconds per mile
(b) 3. seconds per km

Answer to Question 2

C


danielfitts88

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Reply 2 on: Jul 27, 2018
Gracias!

dreamfighter72

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Reply 3 on: Yesterday
Wow, this really help

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