1. Water

Movements of the water on the surface of the sea

Constant rise and fall of the sea level

Water deposited under the surface of the Earth

Fresh water on the surface of the Earth

Water found in rivers, lakes, snow...

Water found in oceans and seas

Movements of large parts of the water in seas and oceans

Waves

Fresh water

Ocean currents

Tides

Surface water

Groundwater

Salt water