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RIVERS

Total questions: 70

Worksheet time: 35mins

Name
Class
Date
1.

A ________________ is the starting point of the river.

a)

source

b)

triutaries

c)

mouth

d)

drainage basin

2.

________________ are streams that flow together to make a river.

a)

source

b)

tributaries

c)

mouth

d)

drainage basin

3.

The place where the river pours (THROWS UP) into the ocean or large lake is called the ___________.

a)

source

b)

tributaries

c)

mouth

d)

drainage basin

4.

What is the longest river in the world?

a)

The Nile River

b)

The mouth

c)

The Indus River

5.
"I am a smaller river joining a larger river" What am I?
a)
Confluence
b)
Tributary 
c)
Drainage Basin
d)
Watershed
6.

Which is NOT a source of rivers?

a)

natural spring

b)

melted ice and snow

c)

rain water

d)

volcano

7.

Tick TWO helpful ways to protect your local river.

a)

Put rubbish in the correct bins.

b)

Throw trash into the rivers.

c)

Pull oil and grease into the sink.

d)

Turn off tap when you are not using.

8.

What is a river?

a)

water that flows all the time in basin

b)

a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river.

c)

a continuous body of salt water that covers more than 70 percent of the Earth's surface.

d)

Falling water from mountains

9.

What is a river?

a)

water that flows all the time in basin

b)

a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river.

c)

a continuous body of salt water that covers more than 70 percent of the Earth's surface.

d)

Falling water from mountains

10.

Many rivers, villages, towns and cities were built near rivers so that people could make use of the water.

a)

True

b)

False

c)

I have no idea.

11.

Rivers are polluted by the following things.

a)

Oxygen and carbon dioxide

b)

chemical waste from factories.

c)

Untreated sewage from homes, schools and factories.

12.
Which is NOT a method of transportation?
a)
Abrasion
b)
Saltation
c)
Traction
d)
Suspension
13.
Where would you find a waterfall?
a)
Upper course
b)
Middle Course
c)
Lower Course
14.
What landform can you see in the picture?
a)
Floodplain
b)
Delta
c)
Waterfall
d)
Oxbow lake
15.
"When rocks scrape along the river bank and bed" is what type of erosion?
a)
Attrition
b)
Abrasion
c)
Solution
d)
Hydraulic Action
16.
"This is where plants, trees, or buildings collect the precipitation" What am I?
a)
Interception
b)
Infiltration
c)
Percolation
d)
Surface runoff
17.
"I am a smaller river joining a larger river" What am I?
a)
Confluence
b)
Tributary 
c)
Drainage Basin
d)
Watershed
18.
I am the land that gets flooded when the river overflows. What am I?
a)
Levee
b)
Delta
c)
Floodplain
d)
Meander
19.

Look at the picture: the movement of rocks or sediments from one place to another is called...

a)

ice-cream

b)

erosion

c)

weathering

d)

source

20.

What is a crescent shaped lake formed when a meander is cut off from the main channel?

a)

oxbow lake

b)

meander

c)

waterfall

d)

tributary

21.

name the river feature in the picture

a)

delta

b)

mouth

c)

waterfall and gorge

d)

oxbow lake

22.

How do we call a curve in a river

a)

source

b)

mouth

c)

meander

d)

tributary

23.

Hydroelectric Power uses what source to create energy?

a)

Fire

b)

Air

c)

Water

d)

Rocks

24.

What does the greek root “Hydro” mean?

a)

Earth

b)

Air

c)

Fire

d)

Water

25.

What are the three parts of a typical hydroelectric plant?

a)

An Electric Plant, Water Plant, Concrete Structure

b)

A reservoir, turbine and a river/dam

c)

An electric plant, river/dam and a reservoir

26.

It is a place where water naturally flows out from the ground. What is it?

a)

ocean

b)

river

c)

stream

d)

spring

27.

Many people throw trash into the rivers which cause river _______________.

a)

pollution

b)

clean

c)

pretty

d)

popular

28.

Which river is longer?

a)

The Amazon

b)

The Nile

29.

Most rivers meet the sea at the _____________ of the river.

a)

mouth

b)

nose

c)

eye

d)

chin

30.

The river undercuts the hard rock, creating an overhang.

a)

True

b)

False

31.

"Water cuts into the rock and wears it away," This is called...

a)

sediment

b)

deposition

c)

erosion

32.
Which sentence is completely accurate?
a)
Waterfalls occur where there is a layer of soft rock and hard rock and both are eroded quickly
b)
Waterfalls occur where there is a layer of soft rock and the hard rock is eroded away (e.g. Shale)
c)
Waterfalls occur where there is alternating layers of hard and soft rock and the soft rock is eroded quicker (e.g. Shale)
d)
Waterfalls occur where rock is eroded quickly and the waterfall advances
33.

What landform can you see in this picture?

a)

Waterfall

b)

V Shaped Valley

c)

Meander

d)

Ox-bow lake

34.

What is the deep water called beneath a waterfall?

a)

Plunge bath

b)

Mermaids retreat

c)

Plunge pool

d)

Pool

35.

Waterfalls - what is the gap called between the hard and soft rock created by erosion?

a)

Deadman's drop

b)

Hole

c)

Erosional gap

d)

Overhang

36.

In which section of the river do waterfalls form?

a)

Upper course

b)

Middle course

c)

Lower course

d)

Every course

37.

For a waterfall to form there needs to be two layers of rock. Which way round must they be?

a)

Soft rock on top of hard rock

b)

Hard rock on top of soft rock

38.

Waterfalls are landforms created by....

a)

Erosion

b)

Deposition

39.

What is the name for the pool that forms at the bottom of a waterfall?

a)

Plunge

b)

Lunge

c)

Grunge

d)

Scunge

40.

Over time the top rock sticks out over the bottom rock. It is unsupported and so eventually (a)   into the plunge pool

41.

On a meander, the fastest flowing part of the river is...

a)

the outside bend

b)

the inside bend

c)

the left hand side

d)

the middle

42.

When a meander becomes very pronounced, this feature is formed. What is it called?

a)

U bend

b)

Horse shoe lake

c)

Oxbow lake

d)

An undercut

43.

What is a meander?

a)

A straight river

b)

A bend in the river

c)

The start of a river

d)

The flow of the river

44.

Which part of a river's course would you find meanders?

a)

Upper course

b)

Middle course

c)

Lower course

45.

The fastest flow of the river is on the....

a)

Inside

b)

End

c)

Outside

d)

Bottom

46.

Where the river is fastest, the power of the water starts to _________ the river banks

a)

Erode (break down)

b)

Deposit (drop pebbles and stones)

c)

Settle (calm down)

d)

Build up

47.

Deposition (dropping of sand and pebbles) happens when a river is

a)

Fastest

b)

Slowest

c)

Widest

d)

Deepest

48.

An Ox-bow lake is a....

a)

Bend in the river

b)

Lake left by an old meander

c)

Slip off slope

d)

River cliff

49.

When a meander's bends are close together, they may join when ....

a)

The river dries up

b)

The river gets slower

c)

The river floods

d)

The river changes direction

50.

What are tributaries?

a)

bends in the river

b)

wide areas of water near the mouth

c)

where the river reaches the sea

d)

small streams or rivers that run into the main channel

51.

The valley walls of a river are the steepest at which river course?

a)

Upper

b)

Middle

c)

Lower

52.

What are the three processes that occur as a river flows from its source to the mouth?

a)

erosion, attrition and abrasion

b)

erosion, transportation and deposition

c)

erosion, transportation and solution

d)

erosion, attrition and corrosion

53.

Where does deposition mostly occur?

a)

Upper Course

b)

Middle Course

c)

Lower Course

54.

Where does erosion mostly occur?

a)

Upper Course

b)

Middle Course

c)

Lower Course

55.

Where does transportation mostly occur?

a)

Upper Course

b)

Middle Course

c)

Lower Course

56.

Name this river feature

a)

Ox-bow lake

b)

Meander

c)

Delta

d)

Waterfall and Gorge

57.

Name this river feature

a)

Delta

b)

Waterfall and Gorge

c)

Ox-bow Lake

d)

Meander

58.

Which river process is mostly responsible for the formation of deltas and floodplains?

a)

Erosion

b)

Transportation

c)

Deposition

59.

Which river process is mostly responsible for the formation of a meanders and waterfalls?

a)

Erosion

b)

Transportation

c)

Deposition

60.

What is the landform you see in this photograph?

a)

waterfall

b)

plunge pool

c)

rift valley

d)

v-shaped valley

61.

Which of the following photos shows a waterfall?

a)
b)
c)
d)
62.

Look at the diagram. Which of the following is the correct match in terms of the type of rocks in the formation of a waterfall?

a)

A = resistant rock; B = less resistant rock

b)

A = less resistant; B = resistant rock

c)

A = less resistant rock; B = less resistant rock

d)

A = resistant rock; B = resistant rock

63.
The start of a river is called the what?
a)
River summit
b)
River source
c)
River start
d)
River mouth
64.
A river starts very small before getting larger. What is the name given to a small river that joins a larger river?
a)
Confluence
b)
Tribunal
c)
Tributary
d)
Joiner
65.
A waterfall is most likely to be found closer to what part of the river?
a)
River mouth
b)
River source
66.
A waterfall is created because of ...
a)
the types of layers of rock
b)
the force of gravity
c)
deforestation
d)
deposition
67.

Attrition is when ..

a)

large rocks smash against each other.

b)

small rocks rub against the river bed.

c)

sand and other fine particles float.

d)

water flows into the rocks.

68.
A meander is best described as ...
a)
A straight section of the river.
b)
A winding section of a lake.
c)
A section of the river that joins another river.
d)
A winding section of a river.
69.
When the bends of a Meander get close enough they can join, creating a new river path. What is left is called ...
a)
An oxback lake
b)
An oxen lake
c)
An oxcart lake
d)
An oxbow lake
70.
What features are associated with waterfalls
a)
A. Niagara, Victoria, Angel, High Force
b)
B. Plunge pool, undercutting, hard and soft rock.
c)
C. Weathering, erosion, transportation and deposition