Unit 0 Physical Geography

Front

Core

Back

The innermost layer of the Earth, composed primarily of iron and nickel.

Front

Mantle

Back

The layer of the Earth between the crust and the core, composed of silicate rocks rich in magnesium and iron.

Front

Crust

Back

The outermost layer of the Earth, composed of solid rocks and minerals.

Front

Convection Currents

Back

The movement of fluid within the Earth's mantle that causes tectonic plates to move.

Front

Plate Tectonics

Back

The theory explaining the movement of the Earth's plates and the processes that occur at their boundaries.

Front

Plate Boundaries

Back

The edges where two tectonic plates meet, which can be divergent, convergent, or transform. Mountain ranges, volcanoes, and earthquakes occur here.

Front

Ring of Fire

Back

A major area in the Pacific Ocean where many earthquakes and volcanic eruptions occur.

Front

Weathering

Back

The process of breaking down rocks and minerals through natural forces like wind, water, and temperature changes.

Front

Erosion

Back

The process by which soil and rock are removed from the Earth's surface by wind, water, or ice.

Front

Weather

Back

The state of the atmosphere at a specific time and place, including temperature, humidity, and precipitation.