BASIC SCIENCE AND TECHNOLOGY
PRIMARY 3 /FIRST TERM /WEEK 10
PRIMARY 2 /THIRD TERM / WEEK 6
THEME – LEARNING ABOUT OUR ENVIRONMENT
PREVIOUS LESSON – Air as a Means of Transmission – Air Borne Diseases (Primary 2) and Meaning and Existence of Air (Primary 2 and Primary 3)
TOPIC – AIR
1. Properties of Air
2. Uses of Air
By the end of the lesson, the pupils should have attained the following objectives (cognitive, affective and psychomotor) and should be able to –
1. list the properties of air.
2. mention the uses of air.
Breathe in and our air
The teacher will teach the lesson with the aid of:
Chart showing clothes spread on the line
Chart showing a man sitting under the tree receiving a fresh air.
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.
1. Scheme of Work
2. 9 – Years Basic Education Curriculum
3. Course Book
4. All Relevant Material
5. Online Information
CONTENT OF THE LESSON
LESSON ONE – INTRODUCTION
Teacher’s/Pupil’s Activities – Discussion on air as in the previous lesson.
Air is the the mixture of gases that surround us.
The gases are invisible, odorless and tasteless.
Air is everywhere on the earth.
Wind is air in motion.
PRACTICAL DEMONSTRATION OF EACH PROPERTIES OF AIR
Teacher’s/Pupil’s Activities – Instruction
1. Air has weight
1. Inflate three balls.
2. Place a plywood on the balloons.
3. Ask a pupil to sit on it.
4. Questions – What do you observe?
5. Expected response – The balloons hold the child sitting it.
2. Air has occupies space
1. Fill a bucket with water.
2. Put a bottle upside down into the bucket of water.
3. Questions – What do you observe?
4. Expected response – The water cannot go inside the bottle.
5. Gently turn the mouth of the bottle towards the surface of the water.
6. Questions – What do you observe? Is the bottle empty at all?
7. Expected response – The air is coming out for the water to go in. The bottle is not empty, it is occupied by air.
Teacher’s Remark – After the pupils were able to identify that air has weight and space, note these points on the board and discuss pressure with the pupils.
PROPERTIES OF AIR
1. Air has weight.
2. Air occupies space.
3. Air exert pressure.
4. Air supports weight.
USES OF AIR
1. Air supports lives – breathing.
2. Air supports water cycle – rainfall.
3. Air supports pollination – plants reproduction.
4. Air helps in transport – movement on land, in the air, on and inside water.
5. Air minimizes pollution.
6. Air regulates temperature.
7. Clothes drying.
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. Asks pupils to explain Air.
Pupil’s Activities – Say what you understand about air.
3. Lists and explains the properties of air.
Pupil’s Activities – State and explain the properties of air.
4. Teacher’s/Pupil’s Activities – Demonstrate air has weight and occupies space.
5. Engages the pupils to discuss the uses of air.
Pupil’s Activities – Identify and state the uses of air.
- To conclude the lesson for the week, the teacher revises the entire lesson and links it to the following week’s lesson.
Pupils to answer all the questions
1. Wind is __________ in motion.
2. Air has __________.
3. We breathe in and out __________.
C. Carbon dioxide
4. Air support burning fire. True/False
5. Air does not support movement. True/False
List 3 properties of air.
Mention 2 uses of air.