1. Third layer is called the outer core.
Thinking skills statements
This inner layer is solid iron.
This layer is between 5,000 – 6,000 degrees.
This is a liquid layer.
Thinnest layer, 20 – 30 miles in depth.
This outer layer is made of solid rock.
This layer is 1,200 miles in depth.
Temperature between 500 – 4,000 degrees.
Lower part of this layer is 500 degrees.
Thickest layer – 1,800 miles in depth.
Temperature in this layer between 4,000 – 5,000 degrees.
Layer directly below crust is called the mantle.
Rock melts in this layer and acts like treacle – semi-solid.
Layer at centre of earth – 750 miles deep.
Deepest layer of planet earth is called the inner core.
Outer layer of planet earth is called the crust.