science

Front

The outer most solid layer in earth.

Back

crust

Front

Is the thick, middle layer of the earth located between the core and the crust.

Back

mantle

Front

Is the movement of matter that results from differences in density caused by variations in temperature.

Back

convection

Front

Is the innermost layer of the earth. It extends from below the mantle to the center of Earth.

Back

core

Front

The outer most rigid layer of earth.

Back

lithosphere

Front

Is a layer of weak or soft mantle that is made of rock that flows slowly.

Back

asthenosphere

Front

The strong, lower part of the mantle is called the mesosphere.

Back

mesosphere

Front

The continents were joined in a single large land mass.

Back

Pangea

Front

Is the age and magnetic patterns of sea-floor rocks.

Back

sea-floor spreading

Front

Is a theory that describe a large - scale movements of Earth lithosphere, which is made up of the crust.

Back

plate tectonics