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Author Question: What originally caused the sun to heat up? A) The gases from which it formed had already been ... (Read 8 times)

Alainaaa8

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What originally caused the sun to heat up?
 
  A) The gases from which it formed had already been heated by the Big Bang.
  B) A nearby supernova explosion that occurred during the early stages of the formation of the sun.
  C) Nuclear fusion reactions that occurred during the time when the sun's gases were spread out and beginning to fall together by gravitational attraction.
  D) As the sun's gases gathered together by their own gravity, they accelerated inward and collided.
  E) Electromagnetic radiation from outside the sun heated the sun's gases as they gathered together.

Question 2

Which of these can feel the electric force?
 
  A) neutrino
  B) Z particle
  C) photon
  D) All of the above.
  E) None of the above.



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briseldagonzales

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Answer to Question 1

D

Answer to Question 2

E



Alainaaa8

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Both answers were spot on, thank you once again




 

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