The Hydrosphere
The hydrosphere is the layer of the Earth that is made by water
They are three types of states
The liquid state
The gaseous state
The solid state
States of the water
The liquid water
The gass water
The solid water
Can exists below 0ºC
Can exists between 0ºC-100ºC
Can exists upper 100ºC
The three types of liquid water are
The brackish water
The seawater
The fresh water
Lower contents of salt
Medium content of salt
Higger content of salt
The seawater divides in two
The oceans
The seas
Are masses of water that are in the borders of the continents
Are masses of water that sparate continents
The oceans have movements in all of them, they're three types
The waves
The ocean curents
The tides
Are rise or the or sink the sea level
Are movements in the surface of the water caused by the wind
Are the movements that produce into the oceans, it depends of the level of the salt and the temperature
The island water
There is the water that is in the surface of the continents or into them
The surface water
The ground water
The lake
The stuary
The lagoon
The marsh
The delta
The wetland
The river
Is the water that is into the ground and form cavitys
The water cycle 
They have 4 steps
Filtration
Evaporation/Transpiration
Precipitation
Condesation
The molecule of the water is H2O