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Author Question: Consider the dead end element for cores of massive stars. Why is that element the dead end? A) It ... (Read 40 times)

809779

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on: Jul 27, 2018
Consider the dead end element for cores of massive stars. Why is that element the dead end?
 
  A) It has the highest nuclear mass. B) It can only release energy by fission.
  C) It has the highest mass per nuclear particle. D) It has the lowest nuclear mass.
  E) It can only release energy by fusion. F) It has the lowest mass per nuclear particle.

Question 2

Suppose we look at two distant galaxies: Galaxy 1 is twice as far away as Galaxy 2. In that case, ________.
 
  A) Galaxy 1 must be twice as big as Galaxy 2
  B) we are seeing Galaxy 1 as it looked at an earlier time in the history of the universe than Galaxy 2
  C) Galaxy 2 must be twice as old as Galaxy 1
  D) we are seeing Galaxy 1 as it looked at a later time in the history of the universe than Galaxy 2


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fromAlphatoOmega22

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

F

Answer to Question 2

B


809779

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Reply 2 on: Jul 27, 2018
Gracias!

ASDFGJLO

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

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