Dynamic Earth

Over 250 million years ago, the earth’s continents were connected as one large landmass, known as

• Peru

• Pangaea

• Pangea

• Paris

When continents move apart, this is known as

• Separate

• Moving continents

• Continental drift

• Drifting continents

A large slab of the earth’s crust =

• Plate

• Plate boundary

• Crust

• Core

Where plates meet =

• Core

• Mantle

• Plate boundary

• Crust

The thin outer layer of the earth =

• Crust

• Mantle

______ consists of hot molten and semi-molten rock known as magma. It moves around in very slow currents.

• Mantle

• Crust

• Core

Consists of liquid nickel and iron – this is molten.

• Outer core

• Inner core

• Crust

The solid centre of the earth. Temperates are up to 6,000° Celsius.

• Crust

• Inner core

• Plate

Convection currents cause tectonic plates to move very

• Fast

• Slow

Plate tectonics =

• The earth is made up of large moving plates of solid rock

• The earth is made up of small plates of hollow rock