Multiple Choice
The polar caps on Mars are most likely made up of
A) water and CO2 ices.
B) light-colored dust blown there by intense dust storms and large dust devils.
C) volcanic outflow of light-colored lava and dust similar to that produced by Earth-based volcanoes.
D) sulfur dioxide and sulfur compounds.
Correct Answer:
Verified
Correct Answer:
Verified
Q106: On the basis of the surface and
Q107: Jupiter's satellite Europa is thought to be
Q108: Mars has a thin,almost cloudless atmosphere that
Q109: Scarps formed on what planet when it
Q110: When Venus is seen at inferior conjunction,a
Q112: Europa is the only world in the
Q113: The Moon has relatively few craters and
Q114: Evidence of hot-spot volcanoes caused by hot,rising
Q115: Where did the Mars Pathfinder carrying the
Q116: Despite the planet's close proximity to the