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Author Question: What method has been used to determine the most recent time the Tharsis volcanoes on Mars have ... (Read 78 times)

danielfitts88

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on: Jul 27, 2018
What method has been used to determine the most recent time the Tharsis volcanoes on Mars have erupted?
 
  A) measuring the thickness of lava flows on their sides
  B) measuring the intensity of infrared radiation emitted by them
  C) measuring the changes in sulfur compound concentrations in the planet's atmosphere
  D) counting the craters on their slopes

Question 2

Newton's 2nd Law of Motion states that
 
  A) action and reaction are equal and opposite
  B) force equals mass times acceleration
  C) an object moves at a constant velocity unless a force acts
  D) the force of gravity decreases with increasing distance


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tmlewis4706

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

D

Answer to Question 2

B


danielfitts88

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Reply 2 on: Jul 27, 2018
Gracias!

upturnedfurball

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Reply 3 on: Yesterday
Wow, this really help

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