Year 3
What landforms do rivers create? (Part 1)
In this lesson, we will be learning about what landforms are and how they can be created. We will also be looking at how rivers can create dramatic landforms by studying the Horseshoe Bend in the Grand Canyon and the Nile Delta in Egypt.
Year 3
What landforms do rivers create? (Part 1)
In this lesson, we will be learning about what landforms are and how they can be created. We will also be looking at how rivers can create dramatic landforms by studying the Horseshoe Bend in the Grand Canyon and the Nile Delta in Egypt.
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Lesson details
Key learning points
- What a landform is
- What V-shaped valleys and interlocking spurs are
- How V-shaped valleys and interlocking spurs form
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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13 Questions
Q1.
What erosion process is similar to sandpapering?
attrition (rocks collide and break up)
hydraulic action (the force of the water breaks down the riverbed and banks)
solution (acids in the water dissolve the rock)
Q2.
What erosion process is similar to crashing?
abrasion (rocks wear away each other and the riverbed and the banks)
hydraulic action (the force of the water breaks down the riverbed and banks)
solution (acids in the water dissolve the rock)
Q3.
What erosion process is similar to chemical action?
abrasion (rocks wear away each other and the riverbed and the banks)
attrition (rocks collide and break up)
hydraulic action (the force of the water breaks down the riverbed and banks)
Q4.
What erosion process can be thought of as 'water power'?
abrasion (rocks wear away each other and the riverbed and the banks)
attrition (rocks collide and break up)
solution (acids in the water dissolve the rock)
Q5.
Which transportation process is similar to riding a hoverboard?
saltation (pebbles bounce along the river bed)
solution (the smallest sediment is dissolved into the water)
traction (large rocks are rolled along the river bed)
Q6.
Which transportation process is similar to jumping beans?
solution (the smallest sediment is dissolved into the water)
suspension (small sediment is carried along in the flow of the river)
traction (large rocks are rolled along the river bed)
Q7.
Which transportation process is similar to invisible material?
saltation (pebbles bounce along the river bed)
suspension (small sediment is carried along in the flow of the river)
traction (large rocks are rolled along the river bed)
Q8.
Which transportation process is similar to tractor wheels rolling along?
saltation (pebbles bounce along the river bed)
solution (the smallest sediment is dissolved into the water)
suspension (small sediment is carried along in the flow of the river)
Q9.
What word will complete this sentence? When a river is travelling fast it has ______ energy.
less
Q10.
What word will complete this sentence? When a river has more energy, it can do ______ erosion.
less
Q11.
Deposition means...
carry
Q12.
Erosion happens on the...
inside of a river bend where the river moves more slowly
Q13.
Deposition happens on the...
outside of a river bend where the river moves the fastest
9 Questions
Q1.
What sort of erosion is the river doing in the upper course (closest to the source where it is flowing through hills and mountains)?
lateral (sideways) erosion
Q2.
Where does lateral erosion take place?
at the source
in the upper course (closest to the source where it is flowing through hills and mountains)
Q3.
What effect does the vertical erosion have on the valley?
it makes it wider
Q4.
What type of rock does the river find the easiest to erode?
more resistant (harder rock)
Q5.
What are interlocking spurs?
sections of rock that stick out, that the river has been able to erode easily
Q6.
Where does the river form a V-shaped valley and interlocking spurs?
Lower course
Middle course
Q7.
Which type of erosion helps form V-shaped valleys?
lateral (sideways) erosion
Q8.
The Horseshoe Bend in the Grand Canyon has been created by....
deposition
transportation
Q9.
The Nile Delta has been created by....
erosion
transportation