Earth's History and Earth's Systems Review

Front

What causes Earth's tectonic plates to move?

Back

Convection currents in the mantle.

Front

What is the inner core of the Earth?

Back

A dense ball of solid iron and nickel.

Front

What are tectonic plates?

Back

Pieces of the Earth's crust.

Front

What type of event occurs at tectonic plate boundaries?

Back

Earthquake.

Front

What is convection?

Back

The process where hot air/liquids rise and cool air/liquids drop.

Front

What is the Earth's crust?

Back

The outermost layer of the Earth, composed of solid rock.

Front

What is the mantle?

Back

The layer of the Earth between the crust and the core, made of semi-solid rock.

Front

What is the outer core?

Back

A liquid layer composed mainly of iron and nickel, located beneath the mantle.

Front

What is the difference between the inner core and outer core?

Back

The inner core is solid, while the outer core is liquid.

Front

What is a tectonic plate boundary?

Back

The edges where two tectonic plates meet.