On Earth,volcanoes are of two basic types: shield volcanoes (lava welling up from local hot spots)and cone volcanoes (caused by the collision of tectonic plates).In surveying the inner part of the solar system (leaving out Earth),namely Mercury,Venus,the Moon,and Mars,we find
A) no volcanoes,either active or dormant.
B) shield volcanoes only.
C) cone volcanoes only.
D) volcanoes of both types.

Question

Quizplus · Accepted Answer

In the inner part of the solar system, excluding Earth, planets and moons primarily exhibit shield volcanoes. This is due to the nature of volcanic activity on these bodies, which generally involves the upwelling of magma from the interior without the plate tectonics that lead to cone volcanoes on Earth.

On Earth,volcanoes Are of Two Basic Types: Shield Volcanoes (Lava