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Author Question: What is the origin of Martian meteorites? A) they are rocks brought to Earth by Martians B) they ... (Read 38 times)

Zulu123

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on: Jul 27, 2018
What is the origin of Martian meteorites?
 
  A) they are rocks brought to Earth by Martians
  B) they are rocks brought back to Earth by sample return missions
  C) they are rocks blasted from the surface of Mars by volcanoes; these rocks then floated around in interplanetary space before falling to Earth
  D) they are rocks blasted from the surface of Mars by impacts; these rocks then floated around in interplanetary space before falling to Earth

Question 2

One of the most remarkable discoveries by biologists over recent decades is that life can
 
  A) survive in an astonishing variety of environments
  B) only exist in a very narrow range of environments
  C) only exist under conditions that exist on Earth
  D) survive in any and every environment, however harsh


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nathang24

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

D

Answer to Question 2

A


Zulu123

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Reply 2 on: Jul 27, 2018
Gracias!

coreycathey

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Reply 3 on: Yesterday
Excellent

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