WorksheetsRIVERS
Total questions: 70
Worksheet time: 35mins
A ________________ is the starting point of the river.
source
triutaries
mouth
drainage basin
________________ are streams that flow together to make a river.
source
tributaries
mouth
drainage basin
The place where the river pours (THROWS UP) into the ocean or large lake is called the ___________.
source
tributaries
mouth
drainage basin
What is the longest river in the world?
The Nile River
The mouth
The Indus River
Which is NOT a source of rivers?
natural spring
melted ice and snow
rain water
volcano
Tick TWO helpful ways to protect your local river.
Put rubbish in the correct bins.
Throw trash into the rivers.
Pull oil and grease into the sink.
Turn off tap when you are not using.
What is a river?
water that flows all the time in basin
a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river.
a continuous body of salt water that covers more than 70 percent of the Earth's surface.
Falling water from mountains
What is a river?
water that flows all the time in basin
a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river.
a continuous body of salt water that covers more than 70 percent of the Earth's surface.
Falling water from mountains
Many rivers, villages, towns and cities were built near rivers so that people could make use of the water.
True
False
I have no idea.
Rivers are polluted by the following things.
Oxygen and carbon dioxide
chemical waste from factories.
Untreated sewage from homes, schools and factories.
Look at the picture: the movement of rocks or sediments from one place to another is called...
ice-cream
erosion
weathering
source
What is a crescent shaped lake formed when a meander is cut off from the main channel?
oxbow lake
meander
waterfall
tributary
name the river feature in the picture
delta
mouth
waterfall and gorge
oxbow lake
How do we call a curve in a river
source
mouth
meander
tributary
Hydroelectric Power uses what source to create energy?
Fire
Air
Water
Rocks
What does the greek root “Hydro” mean?
Earth
Air
Fire
Water
What are the three parts of a typical hydroelectric plant?
An Electric Plant, Water Plant, Concrete Structure
A reservoir, turbine and a river/dam
An electric plant, river/dam and a reservoir
It is a place where water naturally flows out from the ground. What is it?
ocean
river
stream
spring
Many people throw trash into the rivers which cause river _______________.
pollution
clean
pretty
popular
Which river is longer?
The Amazon
The Nile
Most rivers meet the sea at the _____________ of the river.
mouth
nose
eye
chin
The river undercuts the hard rock, creating an overhang.
True
False
"Water cuts into the rock and wears it away," This is called...
sediment
deposition
erosion
What landform can you see in this picture?
Waterfall
V Shaped Valley
Meander
Ox-bow lake
What is the deep water called beneath a waterfall?
Plunge bath
Mermaids retreat
Plunge pool
Pool
Waterfalls - what is the gap called between the hard and soft rock created by erosion?
Deadman's drop
Hole
Erosional gap
Overhang
In which section of the river do waterfalls form?
Upper course
Middle course
Lower course
Every course
For a waterfall to form there needs to be two layers of rock. Which way round must they be?
Soft rock on top of hard rock
Hard rock on top of soft rock
Waterfalls are landforms created by....
Erosion
Deposition
What is the name for the pool that forms at the bottom of a waterfall?
Plunge
Lunge
Grunge
Scunge
Over time the top rock sticks out over the bottom rock. It is unsupported and so eventually (a) into the plunge pool
On a meander, the fastest flowing part of the river is...
the outside bend
the inside bend
the left hand side
the middle
When a meander becomes very pronounced, this feature is formed. What is it called?
U bend
Horse shoe lake
Oxbow lake
An undercut
What is a meander?
A straight river
A bend in the river
The start of a river
The flow of the river
Which part of a river's course would you find meanders?
Upper course
Middle course
Lower course
The fastest flow of the river is on the....
Inside
End
Outside
Bottom
Where the river is fastest, the power of the water starts to _________ the river banks
Erode (break down)
Deposit (drop pebbles and stones)
Settle (calm down)
Build up
Deposition (dropping of sand and pebbles) happens when a river is
Fastest
Slowest
Widest
Deepest
An Ox-bow lake is a....
Bend in the river
Lake left by an old meander
Slip off slope
River cliff
When a meander's bends are close together, they may join when ....
The river dries up
The river gets slower
The river floods
The river changes direction
What are tributaries?
bends in the river
wide areas of water near the mouth
where the river reaches the sea
small streams or rivers that run into the main channel
The valley walls of a river are the steepest at which river course?
Upper
Middle
Lower
What are the three processes that occur as a river flows from its source to the mouth?
erosion, attrition and abrasion
erosion, transportation and deposition
erosion, transportation and solution
erosion, attrition and corrosion
Where does deposition mostly occur?
Upper Course
Middle Course
Lower Course
Where does erosion mostly occur?
Upper Course
Middle Course
Lower Course
Where does transportation mostly occur?
Upper Course
Middle Course
Lower Course
Name this river feature
Ox-bow lake
Meander
Delta
Waterfall and Gorge
Name this river feature
Delta
Waterfall and Gorge
Ox-bow Lake
Meander
Which river process is mostly responsible for the formation of deltas and floodplains?
Erosion
Transportation
Deposition
Which river process is mostly responsible for the formation of a meanders and waterfalls?
Erosion
Transportation
Deposition
What is the landform you see in this photograph?
waterfall
plunge pool
rift valley
v-shaped valley
Which of the following photos shows a waterfall?
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 = resistant rock; B = less resistant rock
A = less resistant; B = resistant rock
A = less resistant rock; B = less resistant rock
A = resistant rock; B = resistant rock
Attrition is when ..
large rocks smash against each other.
small rocks rub against the river bed.
sand and other fine particles float.
water flows into the rocks.
