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Author Question: Accretion among the grains in the solar nebula would have been aided by a. static electricity. ... (Read 59 times)

kwoodring

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Accretion among the grains in the solar nebula would have been aided by
 
  a. static electricity.
  b. gravity.
  c. high-velocity collisions.
  d. all of the above
  e. none of the above

Question 2

The habitable zone is
 
  a. the region on a planet where conditions are acceptable for life to exist.
  b. a region around a star where a planet's temperature would permit the existence of liquid water.
  c. very small for a massive star.
  d. only found around G and K stars.
  e. a region on a young planet where amino acids can begin to form DNA molecules.



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xiazhe

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Answer to Question 1

A

Answer to Question 2

B




kwoodring

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


Bigfoot1984

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

 

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