Change Around Us – Meaning (Types) and Causes of Erosion (Primary 5)

Last Updated on July 17, 2020 by Alabi M. S.

 

BASIC SCIENCE 

BASIC SCIENCE AND TECHNOLOGY

FIRST TERM

WEEK 5

BASIC 5

THEME: CHANGES AROUND US

PREVIOUS LESSON – Noise Pollution (Primary 5)

TOPIC: Erosion

LEARNING AREA 

1. Meaning and Types of Erosion

2. Causes of Soil Erosion

3. Revision and Test

 

PERFORMANCE OBJECTIVES

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.

 

ENTRY BEHAVIOR

The pupils are required to already have learned forms of energy.

 

 

INSTRUCTIONAL MATERIALS

The teacher will teach the lesson with the aid of:

Photographs, Charts and Pictures on erosion.

Hoe

Cutlasses

Shovel

Spade

Tree seedling

Grass

 

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. 

 

REFERENCE MATERIALS

Scheme of Work

9 – Years Basic Education Curriculum

Course Book

All Relevant Material

Online Information – Change Around Us – Meaning (Types) and Causes of Erosion (Primary 5) ASEI PDSI METHOD

 

 

CONTENT OF THE LESSON

INTRODUCTION

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

3. Overgrazing

4. Deforestation

5. Bush burning

6. Over used of soil resources

7. Poor drainage

 

EFFECTS OF SOIL EROSION 

 

 

PRESENTATION

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.

 

 

CONCLUSION

  • To conclude the lesson for the week, the teacher revises the entire lesson and links it to the following week’s lesson.

 

LESSON EVALUATION

Pupils to:

1. describe erosion;

2. state three causes of erosion.

 

 

 

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