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Author Question: What created Earth's moon? A) The expulsion of rocky mantle after a collision with a planetary body ... (Read 8 times)

DelorasTo

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on: Aug 22, 2018
What created Earth's moon?
 A) The expulsion of rocky mantle after a collision with a planetary body
  B) The initial big bang expansion event
  C) The formation of a new star
  D) None of these choices

Question 2

What was the main requirement for the development of life on Earth?
 A) Exposure to sunlight
  B) Absence of free oxygen
  C) Simple sugars
  D) Energization from electrical sparks


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wfdfwc23

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Reply #1 on: Aug 22, 2018
Answer to Question 1

A

Answer to Question 2

B


DelorasTo

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Reply 2 on: Aug 22, 2018
Gracias!

mammy1697

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Reply 3 on: Yesterday
:D TYSM

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