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Author Question: Gravity acting on ______________ played an important role in the condensation process of forming ... (Read 11 times)

faduma

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Gravity acting on ______________ played an important role in the condensation process of forming nebulae.
 Fill in the blank(s) with correct word

Question 2

The index of refraction of transparent materials is
 a. equal to 1.
  b. greater than 1.
  c. less than 1.
  d. any of these.



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welcom1000

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Answer to Question 1

dust

Answer to Question 2

b




faduma

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Reply 2 on: Jul 28, 2018
Wow, this really help


bassamabas

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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