The surface of Mars has a reddish color due to the presence of ____.
A) iron oxides in its soil
B) sulfur containing compounds in its soil
C) nitrogen in its atmosphere
D) active volcanoes depositing lava across the surface

Question

Quizplus · Accepted Answer

The reddish color of Mars is primarily due to iron oxides, or rust, in its soil, which gives the planet its characteristic hue.

The Surface of Mars Has a Reddish Color Due to the Presence