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KS4 Rivers Edexcel

Total questions: 28

Worksheet time: 14mins

Name
Class
Date
1.

Traction refers to the way in which material in the river's load are bounced along the riverbed

a)

True

b)

False

2.

When soluble particles are dissolved into the river it is called:

a)

Hydraulic Action

b)

Abrasion

c)

Saltation

d)

Solution

3.

Which process involves large boulders and rocks being rolled along the river bed?

a)

Saltation

b)

Traction

c)

Suspension

d)

Solution

4.

Which Process involves small pebbles and stones being bounced along the river bed?

a)

Solution

b)

Traction

c)

Saltation

d)

none of the above

5.

The load of the river is all the materials carried by the water

a)

True

b)

False

6.

Tiny particles such as silt are usually transported:

a)

in solution

b)

in suspension

c)

by saltation

d)

by traction

7.

How many ways is the load transported in the river?

a)

3

b)

4

c)

2

d)

1

8.

What is meant by deforestation?

a)

Cutting down trees

b)

Building and roads

9.

Impermeable rocks

a)

Allow water to soak through

b)

Do not allow water to soak through

10.

_____________ is a flow of water over land that is usually dry.

a)

Flooding

b)

Tsunami

c)

Mining

11.

A plan to try to stop flooding by either a river or the sea.

a)

Flood Prevention Scheme

b)

Flooding

c)

Deforestation

12.

Rain falling on concrete and tarmac is unable to soak into the ground.

a)

True

b)

False

13.

Rain falling on a steep slope runs slowly downhill towards a river.

a)

True

b)

False

14.

If rain has been falling for some time, the soil may become full of water.

a)

True

b)

False

15.

Rain is unable to soak through the crust and so remains on the surface.

a)

True

b)

False

16.

The process of restoring stream channels and adjacent areas to a more natural state.

a)

channel pattern

b)

channel restoration

c)

floodplain

17.

The volume of water moving by a particular location in a river per unit time is the rivers

a)

discharge.

b)

runoff.

c)

drainage equation.

18.

Water that does not infiltrate but moves over the surface of the Earth is called

a)

flooding.

b)

runoff.

c)

ground water.

19.

A natural process of over-bank flow is called

a)

flooding.

b)

floodplain.

c)

river.

20.

What is the name for the part of the hydrograph where the waters are going up?

a)

Rising limb

b)

Surging limb

c)

Advancing limb

d)

Growing limb

21.

Which arrives first?

a)

Peak rainfall

b)

Peak discharge

22.

What is the missing label on this diagram?

a)

leg time

b)

lag time

c)

leg length

d)

lag length

23.

Which is the LEAST likely environment to flood?

a)

V-shape valley

b)

U-shape valley

c)

Floodplain

24.

Drainage basins with high levels of ______ are MOST likely to flood.

a)

Surface runoff

b)

Throughflow

c)

Groundwater flow

25.

It is better to have a... lag time

a)

Long

b)

Short

26.
The graphs show two catchment areas. One has a permeable surface and the other has an impermeable surface. Which one shows the impermeable surface?
a)
A
b)
B
27.
What is indicated by the darker yellow area under the graph?
a)
Water added to the stream by surface runoff.
b)
Water added to the stream by groundwater.
c)
The amount of load within the stream.
d)
The amount of water that is infiltrating into the soil.
28.
The name of the water storage on vegetation
a)
Interception
b)
Soil
c)
Groundwater
d)
Surface