Major factors causing the Martian atmosphere to be different from the Earth are
A) its greater distance from the sun.
B) its smaller mass than the Earth.
C) transport of water from the poles to the equator in the Martians' canals.
D) both answers b and c
E) both answers a and b

Question

Quizplus · Accepted Answer

Mars' greater distance from the sun and its smaller mass compared to Earth contribute to its thinner atmosphere and colder temperatures.

Major Factors Causing the Martian Atmosphere to Be Different from the Earth