The volcanic rocks on Mars are most similar to those from:
A) Earth's crust.
B) Earth's seafloor.
C) the Lunar highlands.
D) Earth's core.

Question

Quizplus · Accepted Answer

The volcanic rocks on Mars are most similar to those found on Earth's seafloor, specifically the mid-ocean ridges. This similarity suggests that similar processes of plate tectonics and volcanic activity may have occurred on both planets.

The Volcanic Rocks on Mars Are Most Similar to Those