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The River System
Recap
 
 
 
 
 
 
Course of a River
 
The Drainage Basin The area drained by a river and its tributaries River River source Tributary River mouth Drainage basin...
Drainage Basin
 
River source <ul><li>Where do you think the water in the river comes from? </li></ul>
Main River
Confluence The point where the tributary join the main river.
Watershed & Drainage basin
Watershed & Drainage basin
 
Waterfall
Waterfall
 
 
 
How waterfall is formed? <ul><li>A waterfall usually forms when a river flows over hard and soft rocks. </li></ul><ul><li>...
Meander & oxbow lake
 
 
 
 
Features formed by rivers
 
River mouth & Delta
The sediments will be deposit at the river mouth which form a form a delta overtime.
River mouth Delta Distributaries
 
A B C D E F G
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Sec 1 NA - River system & drainage

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Transcript of "Sec 1 NA - River system & drainage"

  1. 1. The River System
  2. 2. Recap
  3. 9. Course of a River
  4. 11. The Drainage Basin The area drained by a river and its tributaries River River source Tributary River mouth Drainage basin Watershed
  5. 12. Drainage Basin
  6. 14. River source <ul><li>Where do you think the water in the river comes from? </li></ul>
  7. 15. Main River
  8. 16. Confluence The point where the tributary join the main river.
  9. 17. Watershed & Drainage basin
  10. 18. Watershed & Drainage basin
  11. 20. Waterfall
  12. 21. Waterfall
  13. 25. How waterfall is formed? <ul><li>A waterfall usually forms when a river flows over hard and soft rocks. </li></ul><ul><li>The soft rock is eroded more quickly. </li></ul><ul><li>A ledge is formed over which water falls. </li></ul><ul><li>The force of the water is so great that it cuts a depression or plunge pool at the bottom. </li></ul>
  14. 26. Meander & oxbow lake
  15. 31. Features formed by rivers
  16. 33. River mouth & Delta
  17. 34. The sediments will be deposit at the river mouth which form a form a delta overtime.
  18. 35. River mouth Delta Distributaries
  19. 37. A B C D E F G

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