Exploring Earth's Crust

The two kinds of crust are oceanic crust and continental crust.

Oceanic crust is denser, thinner, and younger than continental crust.

Continental crust is less dense, thicker, and older than oceanic crust.

<p>A tectonic plate is a large, rigid piece of the Earth's lithosphere that moves and interacts with other plates.</p> Signup and view all the answers

<p>The three main types of plate boundaries are convergent boundaries, divergent boundaries, and transform boundaries.</p> Signup and view all the answers

<p>The driving force behind plate tectonics is the movement of heat in the Earth's interior, which causes convection currents in the mantle.</p> Signup and view all the answers