Geologists know that oceanic ridges are geologically very active because they ____.
A) have high heat flow
B) have many small earthquakes
C) are the site of recent volcanic eruptions
D) have many small earthquakes and are the site of recent volcanic eruptions
E) all of these

Question

Quizplus · Accepted Answer

Oceanic ridges are geologically active because they have high heat flow, many small earthquakes, and are the site of recent volcanic eruptions. Therefore, option E, i.e., "all of these," is the best choice.

Geologists Know That Oceanic Ridges Are Geologically Very Active Because