Layers of the Earth

Front

What is convection?

Back

The transfer of heat through liquid or gas, where warmer areas rise and cooler areas sink.

Front

Which layer of the Earth has super-heated liquid molten lava?

Back

Outer core.

Front

What are tectonic plates made up of?

Back

Continental crust and oceanic crust.

Front

What section of Earth is composed primarily of liquid metal?

Back

Outer core.

Front

What is the correct order of Earth's layers starting from the surface?

Back

Crust, mantle, outer core, inner core.

Front

What is the Earth's crust?

Back

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

Front

What is the mantle?

Back

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

Front

What is the outer core?

Back

The layer of the Earth beneath the mantle, composed of liquid iron and nickel.

Front

What is the inner core?

Back

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

Front

What is conduction?

Back

The transfer of heat through direct contact between materials.