lesson 13a he river from source to mouth
TRANSCRIPT
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25 November, 2014 How do rivers change from their source to
the mouth?
Check that you have made two predictions:
Write two sentences for each:
– Name size, height and what you’d see.
– What will the land be used for?
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Star Question
How do the following link:
Source of a river
Higher marks are awarded for linking topics together. In this case weather and climate and rivers.
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Homework
4th December 2014
SAMLearning task – how rivers shape the land
Centre ID: BN1PB
Username: Forename initial, Surname initial, DDMMYY of DoB
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Stages of a River
Source
Mouth
Factor and definition: Upper Stage Middle Stage Lower Stage
Erosion
Gradient
Depth
Velocity
Width
Volume
Landforms
1. Use the text book to find definitions of
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Factor and definition:
Erosion The wearing away of rock and soil by rivers and the coast.
Gradient Steepness of a slope
Depth How deep a river is, measured in centimetres
Velocity The speed and direction of a river, measured in m/sec
Width How wide a river is, measured in meters
Volume How much water is discharged by the river, measured in cumecs
Landforms Distinctive features found along a river – e.g. waterfall.
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The Amazon – the world’s greatest river – which follows the route through the Earth’s largest forest, as the most bio-diverse habitat on the planet and is home to some of the most remote tribes on Earth.
Starter: Write a description what the start of the River Amazon looks like.
What is the river drainage system?
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Source: Where a river starts
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Watershed: the high land that separates two drainage basins
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The source
Describe the landscape
and landforms
Describe how the river
and land is used
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The upper course – The River Severn
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Tributary: A small river that flows into a large river
Confluence: The point where two rivers meet
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The Middle course of the River Severn
2
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Mouth: the end of a river where it flows into a lake or the sea
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The mouth
Describe the landscape
and landforms
Describe how the river
and land is used
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The Lower Course of the River Severn
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• Explain why people build on flood plains. (1) (Simple point.)
• What effect does this have on the hydrological cycle? (3) (complex sentence, PEE)
• Describe the main changes of a river between its source and mouth (4) (4 simple comparative statements, no opposites)
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How do rivers shape the land
• Quiz.
• 10 photos
• State the stage of the river (Upper, Middle, Lower) or River Basin feature
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1.
Feature
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2.
Stage
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4.
Feature and Stage
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5.
Stage
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6.
Stage
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7.
Feature x2
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8.
Feature and stage
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9.
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10.
Stage
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The river basin system
• Geog.GCSE
• Page 67
• Questions 1 and 2
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Amazon
• Watch the film clip
• Take notes on the River Amazon
• Describe the landscape, landforms and how the river + the land is used.