1. Hydrosphere Introduction Take a new page in your notes jotter and write ‘Hydrosphere’ as your title page.

2. Hydrosphere Introduction To be able to: - Describe the Hydrological Cycle with the aid of a diagram. - Understand the movement of water in river basins. - Explain the various stages of a river profile. - Explain the formation of various river features (waterfall, ox-bow lake etc.). - Interpret and label hydrographs. - Describe the physical characteristics of a river and its valley on an OS map.

3. Hydrosphere Introduction “Water.....the basis of all life..... The foundation of communities..... A priceless resource costing nothing for many..... Costing everything for many more!” Water World Charity

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8. Hydrosphere Introduction The word ‘hydro’ means water. Hydrology, the scientific study of water at the earth’s surface and its links with the atmosphere.

9. Hydrosphere Introduction Although a person can live without food for more than a month, a person can only live without water for approximately one week! It takes 2 gallons to brush your teeth, 2 to 7 gallons to flush a toilet, and 25 to 50 gallons to take a shower! 70% of the worlds population do not have pure water. Everyday 25,000 people die from waterborne diseases! “The average Kenyan uses around 4 litres of water per day. One person in New York, however, consumes 680 litres per day!” (170 Times More!)

10. Higher Hydrosphere The Global Hydrological Cycle[Date] Today I will: - Know the distribution of water on Earth - Be able to describe the global hydrological cycle with the aid of a diagram

11. Earth's Water and the Hydrologic Cycle

12. Hydrosphere Hydrological Cycle The Hydrological Cycle describes the continuous movement of water on, above and below the Earth’s surface. It is a closed system.

13. Before we draw out the hydrological cycle it is important to know the meaning of certain words used in hydrology. In your envelope you will find a selection of words. Use your textbook to research what these words mean and write a short description of each next to it. Group Activity Higher Hydrosphere