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Author Question: The modern first astronomer to propose a heliocentric model for the solar system was ... (Read 93 times)

Anajune7

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on: Jul 27, 2018
The modern first astronomer to propose a heliocentric model for the solar system was ___________________ _.
 
  Fill in the blank(s) with correct word

Question 2

A(n) ___________________ _ is a subatomic particle produced in nuclear fusion that can travel through the sun and escape to space without interacting with any particles in the sun.
 
  Fill in the blank(s) with correct word


C.mcnichol98

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

Copernicus

Answer to Question 2

neutrino


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Anajune7

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Reply #2 on: Jul 27, 2018
Thanks


C.mcnichol98

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Reply #3 on: Jul 27, 2018
Welcome :)


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