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Author Question: The jets emitted by compact objects are made of _____. a. X-rays b. atomic nuclei c. neutrons d. ... (Read 75 times)

washai

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The jets emitted by compact objects are made of _____.
 
  a. X-rays
 b. atomic nuclei
  c. neutrons
 d. neutrinos
 e. positrons

Question 2

What did most Greek philosophers accept as a first principle?
 
  a. Earth was the unmoving center of the Universe.
  b. The heavens are imperfect.
 c. The tetrahedron is the perfect geometric form.
  d. There are only six planets in the Universe.
 e. Earth travels on an elliptical orbit.



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billybob123

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Answer to Question 1

b

Answer to Question 2

a




washai

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Reply 2 on: Jul 27, 2018
Excellent


komodo7

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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