1
It is a discontinuous layer of water at Earth’s crust. It can be found in three states: liquid, solid or gas.
2
It is the layer of air that surrounds Earth. It protects living things from the heat of the Sun.
3
It is the layer of rock from the centre to the surface of Earth. It is divided into three parts: the core, the mantle and the crust.
4
They are imaginary lines of longitude that divide Earth from east to west. They always pass through the poles.
5
They are imaginary lines of latitude that divide Earth from north to south. They are parallel to the equator.
6
It is an imaginary line that divides Earth into two equal halves called hemispheres.
7
They are the furthest points away from the equator.
