1. Features of a river

2. Long River Profile (p102)
The changes of the river
over its course. Upper,
middle and lower sections.

3. 1. Land forms of erosion;
Waterfall and Gorges

4. Waterfall video
here
Turn to p 105

5. Waterfall & Gorge formation
1) Original river /
waterfall

6. Waterfall & Gorge formation
2) Waterfall starts to erode

7. Waterfall & Gorge formation
3) Waterfall overhang

8. Waterfall & Gorge formation
4) Waterfall retreats

9. TASK:
• Use the play-doh to make a waterfall!
• Make sure that you label it clearly and
EXPLAIN how it forms, (E.G. GRAVITY,
OVERHANG, HYDRALIC ACTION)
• At the end of the lesson I’ll take photos of
them to see which ones are best!

11. Homework
• Find a photo of a waterfall with a gorge and
then label the different stages of its formation
before STICKING IT INTO YOUR EXERCISE
BOOKS!

12. Bingo
X