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Author Question: The most important factor which contributed to the thinning of the Martian atmosphere was probably ... (Read 84 times)

frankwu

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on: Jul 27, 2018
The most important factor which contributed to the thinning of the Martian atmosphere was probably the
 
  A) blasting of gas into space by impacts
  B) loss of the planet's protective magnetic field as it rapidly cooled
  C) chemical reactions with surface rocks
  D) formation of the polar caps

Question 2

In your own words, explain what we mean by spacetime.
 
  What will be an ideal response?


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lcapri7

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

B

Answer to Question 2

It is the combination of space and time that all observers will agree upon, even while they may disagree about space and time independently.


frankwu

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

xiaomengxian

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Reply 3 on: Yesterday
Wow, this really help

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