Earth's Spheres and Tectonic Boundaries

Front

Atmosphere

Back

The air that surrounds the earth

Front

Biosphere

Back

The part of the earth that holds all living and nonliving things

Front

Geosphere

Back

The earth’s crust and its inner layers

Front

Hydrosphere

Back

All the earth’s saltwater and freshwater

Front

Tectonic plates

Back

A large section of the earth’s crust

Front

Transform boundary

Back

A boundary that forms when two tectonic plates slide past one another in opposite directions.

Front

Mountain

Back

A landform that can be created when tectonic plates collide or when one plate is subducted below another

Front

Dormant volcano

Back

A volcano that is not currently active but could become active again in the future

Front

Erupt

Back

When magma forcefully flows up and out of a volcano

Front

Earthquake

Back

The shaking of rock in the earth’s crust