Earth's outermost layer.
The part of Earth's crust that makes up the landmasses and is composes mostly of granite.
The most common type of rock that makes up continental crust.
The part of Earth's crust that makes up the seafloor and is comprised mostly of basalt.
The most common type of rock that makes up oceanic crust.
The thickest layer of the Earth that lies between the crust and outer core.
A liquid layer of the Earth located between the mantle and inner core.
The solid, innermost layer of the Earth.
The Earth's crust and upper portion of the mantle.
The soft layer of the mantle where convection occurs and on which the tectonic plates move.
Molten rock located beneath the Earth's surface.
The hypothesis that states that the continents once formed a single landmass, broke up, and drifted to their present locations.
A German scientist who proposed the theory of continental drift
The name of the single landmass that broke apart 200 million years ago and gave rise to today's continents
Large movable plates under the Earth's surface.
The process in Earth's mantle that scientists believe is driving the movement of the plates due to the heating and cooling of magma.
the place where two tectonic plates meet