Earth Science Unit 3 Test Review

Front

Most of Earth's mass is contained within the __?__

Back

Mantle

Front

__?__ is the term for Earth's magnetic field.

Back

Magnetosphere

Front

Sometimes the Magnetic Poles switch position and the South Pole becomes the North Pole.

Back

true

Front

Earth's main layers are based on physical characteristics.

Back

false

Front

__?__ is the driving mechanism behind seafloor spreading.

Back

Convection

Front

__?__ is the process through which Earth's layers were formed.

Back

Stratification

Front

Volcanic island changes are created by the movement of a tectonic plate over __?__

Back

a hotspot

Front

__?__ is the scientific term for tectonic plates pulling apart.

Back

Rifting

Front

__?__ is the movement of continents across the surface of the Earth.

Back

Plate Tectonics

Front

Tectonic plates make up the __?__.

Back

Lithosphere