Author Question: In comparing the Terrestrial planets, which planet is most similar in size to Earth? a. Mercury ... (Read 67 times)

MGLQZ

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In comparing the Terrestrial planets, which planet is most similar in size to Earth?
 
  a. Mercury
 b. Venus
 c. Mars
 d. the Moon
  e. Neptune

Question 2

_______________ is believed to be produced by supernova explosions.
 
  Fill in the blank(s) with correct word



af

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Answer to Question 1

b

Answer to Question 2

Coronal gas



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