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Guess the next topic……….?. Flooding - its causes and effects. Recent adverts warning people of flood dangers. Devastation of floods. Why do some rivers flood and others don’t ?. In pairs try to come up with a reason. (Try to think back to how water passes through a drainage basin )

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Guess the next topic……….?

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Guess the next topic

Guess the next topic……….?


Guess the next topic

Flooding -

its causes and effects


Recent adverts warning people of flood dangers

Recent adverts warning people of flood dangers


Devastation of floods

Devastation of floods


Guess the next topic

Why do some rivers flood and others don’t ?

In pairs try to come up with a reason


Why do you think floods happen

(Try to think back to how water passes through a drainage basin )

(Flooding is more likely to occur when water travels rapidly over the surface, what conditions encourage this?)

Why do you think Floods happen?


Causes of flooding in pairs try to think how each of the below factors affect flooding

Physical Causes

Types of precipitation

Types of soil and underlying rock

Land use

Steepness of drainage basin

Humans Causes

Deforestation

Urban growth.

River management

Global Warming

(Table experiment )

Causes of Flooding(In pairs try to think how each of the below factors affect flooding)

Use the copy of ‘Why some rivers flood (Key Geog) to complete notes on above factors

Answer the questions


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