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Yr 9 Rivers Introduction LO : 1. revise what we learned at ks3 2. know what we are going to learn in this topic 3. Explain the difference between the 2.

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Presentation on theme: "Yr 9 Rivers Introduction LO : 1. revise what we learned at ks3 2. know what we are going to learn in this topic 3. Explain the difference between the 2."— Presentation transcript:

1 Yr 9 Rivers Introduction LO : 1. revise what we learned at ks3 2. know what we are going to learn in this topic 3. Explain the difference between the 2 river profiles, and begin to recognise some features of the upper, lower and middles courses of a river Recap : how much can you remember from ks3? Rivers blockbusters: http://www.teachers-direct.co.uk/resources/quiz-busters/quiz-busters- game.aspx?game_id=4616

2 GCSE Rivers ( Water On the Land) Key ideas from exam specification: The shape of river valleys changes as rivers flow downstream due to the dominance of different processes. Distinctive landforms result from different processes as rivers flow downstream. The amount of water in a river fluctuates due to a number of reasons. Rivers flood due to a number of physical and human causes. Flooding appears to be an increasingly frequent event. The effects of and responses to floods vary between areas and how wealthy they are. There is discussion about the costs and benefits of hard and soft engineering. Rivers are managed to provide a water supply. There are a variety of issues resulting from this.

3 River Profiles – all rivers have 2 types of profiles A Long profile (from source to mouth) A Cross profile (cross section) Draw these into your books !

4 A river changes shape as it flows from its source (where a river starts) to its mouth (where a river flows into a sea or lake). The shape of both the long profile (a slice through the river from source to mouth) and the cross profile (a slice across the river) changes.

5 Which picture would you find where?

6 River Severn – long profile journey : Answer these questions as we watch the BBC learning zone clip 340 What’s happening in the upper course? What’s happening in the middle course? What’s happening in the lower course? http://www.bbc.co.uk/learningzone/clips/the-course-of-the-river-severn-from-source-to-sea/340.html

7 Plenary Imagine an alien has landed in the classroom and wants to know what a river profile is. How would you answer him : tell your answer to the person sitting next to you


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