← 1.2 Constructing Water Retention Structures
What surface run-off is
Agriculture · Grade 7 · about 40 minutes
Surface run-off is rainwater that flows over the land because it could not soak in; it can steal soil or become garden water.
Sign in to read this lesson
Lessons are for learners and teachers with an account. Browsing the curriculum — subjects, strands and what each sub-strand covers — stays open to everyone.
- 8 sections of explanation, worked examples and diagrams
- 1 practice task with hints and worked answers
- A quiz that marks itself as you go
- Your progress kept across every subject you take