Last Updated on July 17, 2020 by Alabi M. S.
BASIC SCIENCE AND TECHNOLOGY
THEME: CHANGES AROUND US
PREVIOUS LESSON – Noise Pollution (Primary 5)
1. Meaning and Types of Erosion
2. Causes of Soil Erosion
3. Revision and Test
By the end of the lesson, the pupils should have attained the following objectives (cognitive, affective and psychomotor) and be able to:
1. explain the meaning of erosion;
2. state the causes and dangers (effects) of erosion.
The pupils are required to already have learned forms of energy.
The teacher will teach the lesson with the aid of:
Photographs, Charts and Pictures on erosion.
METHOD OF TEACHING – Choose a suitable and appropriate methods for the lessons.
Note – Irrespective of choosing methods of teaching, always introduce an activities that will arouse pupil’s interest or lead them to the lessons.
Scheme of Work
9 – Years Basic Education Curriculum
All Relevant Material
Online Information – Change Around Us – Meaning (Types) and Causes of Erosion (Primary 5) ASEI PDSI METHOD
CONTENT OF THE LESSON
Erosion is the washing away of top most soil by wind, water, gravity and other agent of erosion such as human activities.
TYPES OF EROSION
1. Wind erosion – This is removal of top soil by wind.
2. Water erosion – This is removal of top soil by water.
3. Gravity erosion – This is removal of top soil from higher to lower grounds due to self weight.
CAUSES OF EROSION
1. Rainfall and flood
2. Soil texture
5. Bush burning
6. Over used of soil resources
7. Poor drainage
EFFECTS OF SOIL EROSION
To deliver the lesson, the teacher adopts the following steps:
1. To introduce the lesson, the teacher revises the previous lesson. Based on this, he/she asks the pupils some questions;
2. Shows pupils charts, photographs of areas devastated by erosion;
Pupil’s Activities – Look at photographs of erosion sites and discuss the causes, effect and control measures.
3. Guides pupils to explain the meaning of erosion, state the dangers (effects) of erosion;
4. Arranges for pupils to visit and observe erosion sites in the locality;
Pupil’s Activities – Visit erosion sites in their locality.
5. Guides pupils to carry out a project on controlling erosion.
Pupil’s Activities – Participate in a project to control erosion at the site.
- To conclude the lesson for the week, the teacher revises the entire lesson and links it to the following week’s lesson.
1. describe erosion;
2. state three causes of erosion.