Structure of the Earth

Film info

Film summary

The land surface of the Earth accounts for 1% of its total volume. Travel from the core to Earth's surface, examining the layers that make up our planet.

Key facts

• The Earth is made up of four layers.
• The Earth's solid inner core is surrounded by a liquid outer core.
• Above the outer core is the mantle, made up of solid and molten rock 3000 km deep.
• The Earth's crust is broken into seven moving pieces called tectonic plates.