martes, 5 de abril de 2011

Water Erosion and Deposition


 1. Runoff:
Water that doesn't soak into the ground or evaporate but instead flows across Earth's surface.

2. Channel: 
Water moving down the same path creates a groove .

3. Sheet Erosion:
Occurs when water that is flowing as sheets picks up and carries away sediments.

4. Drainage Basin:
Is the area of land from which a stream or river collects runoff.

5. Meander:
Is the curve grows to become a broad arc.

6. Groundwater:
Water that soaks into the ground collects in these pores and empty spaces.

7. Permeable:
Water that can pass through them.

8.  Impermeable:
Water that cannot pass through them.

9. Aquifer:
A Layer of permebale rock that lets water move freely.

10. Water Table: 
Is the upper surface of this zone.

11. Spring:
Are found on hillsides or other places where the water table meets a sloping surface.

12. Geyser:
Is a hot spring that erupts periodically, shooting water and steam into the air.

13. Cave:
Are the cracks in the limestone enlarge until an underground opening.

14. Longshore current:
Water that runs parallel to the shoreline.

15. Beaches:
 Are deposits of sediment that are parallel to the shore.

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