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Rivers

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    junior cert rivers
  •   Study   Slideshow
  • The point at which two rivers or streams join together
    Confluence
  •  10
  • Name the 3 stages of a river
    Youthful (upper), mature (middle), old (lower).
  •  15
  • The area of high ground which separates two drainage basins
    water shed
  •  10
  • Name a landform found in the youthful stage
    V-shaped valley, interlocking spurs or waterfall
  •  5
  • Name a feature found in the mature stage
    Meanders or oxbow lake
  •  5
  • Name a feature found in the old stage
    Flood plains, levees or deltas
  •  5
  • Name the largest river in Ireland
    River Shannon
  •  10
  • As a river travels along its course, it shapes the landscape in the following ways:
    Erosion, transportation & deposition
  •  15
  • Name the 4 types of river erosion
    Hydraulic action, abrasion, attrition & solution
  •  15
  • name the 4 types of river transporation
    Rolling, bouncing, suspension & solution
  •  15
  • name one cause of deposition
    reduction in the rivers speed, increase in load size, reduction in the river's volume, when gradient levels off
  •  10
  • name the feature of river erosion that you have studied
    waterfall
  •  10
  • a plunge pool in a waterfall gets bigger over time through the processes of what?
    Hydraulic action & abrasion
  •  20
  • the force of what causes the overhand to collapse?
    Gravity
  •  5
  • explain what a meander is?
    A bend in a river created by erosion and deposition
  •  10
  • name an example of a waterfall
    Powerscourt, Co. Wicklow
  •  20