StudyNotes.ie

Pangea - 250 million years ago all the continents were connected  as one large land.

Continental drift - the movement  of continents.

Crust - thin outer layer - made of solid rock .

Plates - the crust is divided into several  sactions called plates .

Plate boundary - where two plates meet.

Mantle - hot molten ( melted) rock called magma.

Outer core  - molten iron and nickel.

Inner core - solid centre . Extremely hot temperature.