The concept of isostacy states that high-density rock will stand higher than low-density rock, which explains the formation of subduction zones.

Question

The concept of isostacy states that high-density rock will stand higher than low-density rock, which explains the formation of subduction zones. ​

Quizplus · Accepted Answer

Isostacy refers to the equilibrium between portions of the Earth's crust, which floats at heights dependent on their thickness and density. It does not explain the formation of subduction zones, which are caused by tectonic plates converging and one plate being forced below another.

The Concept of Isostacy States That High-Density Rock Will Stand