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Author Question: The first spacecraft to land on the surface of an asteroid was named A) Dawn. B) NEAR. C) ... (Read 54 times)

asan beg

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The first spacecraft to land on the surface of an asteroid was named
 
  A) Dawn. B) NEAR. C) Hayabusa. D) Stardust. E) Giotto.

Question 2

You are in a hot, dense place. You are surrounded by nuclear reactions that are rapidly fusing hydrogen into helium. You notice that your surroundings are cooling and rapidly dropping in density. Within about 5 minutes, the fusion reactions stop.
 
  Where are you?
  A) You are in the center of a massive star near the end of its life.
  B) You are inside a nuclear power plant on Earth.
  C) You are in the early universe during the era of nucleosynthesis.
  D) You are in the center of a star very much like our Sun.
  E) You are in the center of a star much smaller than the Sun.



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b614102004

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Answer to Question 1

B

Answer to Question 2

C




asan beg

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Reply 2 on: Jul 27, 2018
Gracias!


deja

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Reply 3 on: Yesterday
Excellent

 

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