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Author Question: The Curiosity rover has detected evidence of what kind(s) of chemical activity in Mars' soil? A) ... (Read 91 times)

anjilletteb

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on: Jul 27, 2018
The Curiosity rover has detected evidence of what kind(s) of chemical activity in Mars' soil?
 
  A) organic carbon chemistry
  B) helium and hydrogen
  C) photosynthesis
  D) water, sulfur and chlorine-containing minerals
  E) minerals containing sulfur or produced by reactions with sulfuric acid

Question 2

Which concept was NOT a part of Kepler's Laws of Planetary Motion?
 
  A) All planetary orbits are ellipses.
  B) The square of the planet's period is equal to the cube of its average distance.
  C) A planet must move fastest in its orbit at perihelion.
  D) Epicycles are needed to explain the varying brightnesses of the planets.


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ansleighelindsey

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

D

Answer to Question 2

D


anjilletteb

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Reply 2 on: Jul 27, 2018
Wow, this really help

lkanara2

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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