The Curiosity rover has detected evidence of what kind(s) of ...

[anjilletteb]

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.

[ansleighelindsey]

Answer to Question 1

D

Answer to Question 2

D

[anjilletteb]

Excellent

[samiel-sayed]

Thanks for the timely response, appreciate it