The "snow" that occasionally falls upon Mars and covers the bottoms of craters is most probably made of:
A)very fine white dust, disturbed occasionally by fierce wind storms.
B)carbon dioxide ice.
C)water ice.
D)frozen sulfuric acid droplets.

Question

Quizplus · Accepted Answer

Mars experiences snowfall primarily in the form of carbon dioxide ice, also known as dry ice, due to its thin atmosphere and cold temperatures.

The "Snow" That Occasionally Falls Upon Mars and Covers the Bottoms