LET'S LEARN ABOUT THE HYDROSPHERE

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https://www.youtube.com/watch?v=MhMWIpLuPDI

WATER CYCLE

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https://www.youtube.com/watch?v=s0bS-SBAgJI

WATERSHEDS IN SPAIN

There are three watersheds in Spain. 

CANTABRIAN WATERSHED: 

• It has rapid and short rivers. 
• The flow is abundant and constant.

MEDITERRANEAN WATERSHED: (Except for Ebro River)

• It has short rivers.
• The flow is irregular.

ATLANTIC WATERSHED:

• The flow is abundant and fairly regular.

RIVERS

A river is a body of moving water it starts high in the mountains and flows into sea, lake or another river.

The course is the route which a river takes.

The flow is the amount of water which a river carries. 

LAKES AND RESERVOIRS

Lakes are large bodies of water surrounded by land.

Reservoirs are artificial lakes. 

We use water from reservoirs to water fields and for human needs and uses.