Flooding - (River Landscapes - Banbury example) AQA GCSE Geography

Question 1

what do we call the difference between the peak rainfall and the peak discharge?

Accepted Answer

lag time

Question 2

What is the definition of a flood?

Accepted Answer

a river bursts its banks, spilling water onto the land

Question 3

In which year did Banbury complete it's flood management scheme?

Accepted Answer

2012

Question 4

Human or physical? - Increased precipitation fills the river channel

Accepted Answer

Physical

Question 5

Where is Banbury located?

Accepted Answer

on the River Cherwell in Oxfordshire

Question 6

Human or physical? - urbanisation creates impermeable surfaces so water cannot drain away

Accepted Answer

Human

Question 7

How many properties were protected by this scheme?

Accepted Answer

441 houses and 73 commercial properties

Question 8

Human or physical? - farming can cause water to drain quickly through furrows from ploughing

Accepted Answer

Human

Question 9

Is a river more likely to flood if the lag time is long or short?

Accepted Answer

short

Question 10

Why did Banbury need flood management?

Accepted Answer

In 1998 flooding caused £12.5 million worth of damage

Question 11

What is the estimated potential saving in Banbury due to this scheme?

Accepted Answer

over £100 million

Question 12

Which motorway had a 2.9km earth embankment built parallel to it to protect from flood water?

Accepted Answer

M40

Question 13

How much water can the new storage area hold?

Accepted Answer

3 million cubic litres

Question 14

The scheme cost £18.5 million, which company donated money to fund this?

Accepted Answer

Environment Agency

Question 15

Human or physical? - some types of geology are impermeable so water cannot drain away

Accepted Answer

Physical

Question 16

Human or physical? - when deforestation takes place overland flow and surface runoff increases

Accepted Answer

Human

Question 17

What is the name of this graph?

Accepted Answer

hydrograph

Question 18

Human or physical? - Steep slopes cause water to travel quickly to the main channel

Accepted Answer

Physical

Questions 18