The polar caps on Mars are composed of A) pure solid carbon ...

[jman1234]

The polar caps on Mars are composed of
 
  A) pure solid carbon dioxide.
  B) pure water ice.
  C) mostly solid carbon dioxide and some water ice.
  D) mostly water ice and some solid carbon dioxide.
  E) There are no polar caps on Mars.

Question 2

The Moon's crust is thickest on the ________ side.
 
  Fill in the blank(s) with correct word

[Pswine]

Answer to Question 1

C

Answer to Question 2

far

[jman1234]

Thanks for the timely response, appreciate it

[debra928]

YES! Correct, THANKS for helping me on my review