Lesson Note: Harmful Effects of Air
Class: Primary 3
Term: 1st Term
Week: 8
Age: 8 years
Duration: 45 minutes
Date:
Subject: Basic Science & Technology
Curriculum Theme: Basic Science
Topic: Harmful Effects of Air
Content:
- Airborne diseases
- Air pollution
- Natural disasters caused by air (e.g., hurricanes, whirlwinds, tornadoes)
Specific Objectives:
By the end of the lesson, pupils should be able to:
- Describe the effects of air on their bodies
- List two harmful substances that can be taken into the body through the air
- List two destructive effects of air in nature
Instructional Materials:
- Pictures or diagrams of air pollution and natural disasters
- Examples of airborne diseases
- Whiteboard and markers
- Notebooks and pens
Rationale for the Lesson:
Understanding the harmful effects of air is essential as it helps us take precautions to protect our health and the environment.
Prerequisite/Previous Knowledge:
Pupils have a basic understanding of the role of air in breathing and have heard about diseases and natural disasters.
INSTRUCTIONAL PROCEDURES:
Content Development: Harmful Effects of Air
| Content (Steps) | Time | Teaching Method | Teacher’s Points/Activities | Pupils’ Activities |
|---|---|---|---|---|
| Introduction | 5 mins | Discussion | – Start by asking pupils what they know about the air they breathe. – Discuss the importance of air for breathing. – Explain that while air is essential, it can also have harmful effects. – Guide pupils to share their thoughts on how air can be harmful. | – Share their knowledge about air. – Participate in the discussion. |
| Effects of Air on Our Bodies | 10 mins | Explanation & Discussion | – Explain how polluted air can carry harmful substances into our bodies, causing diseases. – Discuss common airborne diseases like the flu and COVID-19. – Ask pupils if they know other diseases spread through the air. | – Listen to the explanations. – Share their knowledge of diseases. |
| Harmful Substances in the Air | 5 mins | Discussion | – Discuss harmful substances that can be found in the air, such as smoke, dust, and toxic fumes. – Ask pupils to think of two harmful substances they know. | – Participate in the discussion. – Share their ideas. |
| Destructive Effects of Air in Nature | 10 mins | Explanation & Discussion | – Explain how air can cause natural disasters like hurricanes, tornadoes, and whirlwinds. – Show pictures or diagrams of these disasters. – Ask pupils if they know other natural disasters caused by air. | – Listen to the explanations. – Observe the pictures or diagrams. – Share their knowledge of natural disasters. |
| Class Discussion | 5 mins | Group Discussion | – Initiate a class discussion on what can be done to reduce the harmful effects of air on our health and the environment. – Encourage pupils to share their ideas. | – Share their thoughts on solutions. – Engage in discussions. |
| Note to Pupils – Effects of Air on Our Bodies | 2 mins | Note Taking | – Provide pupils with a note summarizing the effects of air on our bodies and common airborne diseases. – Pupils copy the note into their notebooks. | – Copy the note into their notebooks. |
| Note to Pupils – Harmful Substances in the Air | 2 mins | Note Taking | – Provide pupils with a note summarizing harmful substances found in the air. – Pupils copy the note into their notebooks. | – Copy the note into their notebooks. |
| Note to Pupils – Destructive Effects of Air in Nature | 2 mins | Note Taking | – Provide pupils with a note summarizing the destructive effects of air in nature and common natural disasters caused by air. – Pupils copy the note into their notebooks. | – Copy the note into their notebooks. |
| Conclusion | 2 mins | Recap & Reflection | – Summarize the main points about the harmful effects of air. – Ask pupils to reflect on what they’ve learned today. | – Listen to the summary. – Share their reflections on the lesson. |
| Evaluation | 2 mins | Question & Answer | – Ask questions to assess pupils’ comprehension of the topic. – Encourage pupils to give examples of ways to reduce air pollution. | – Participate in answering questions. – Share their ideas for reducing air pollution. |
Note to Pupils –
Effects of Air on Our Bodies:
Air is essential for breathing, but polluted air can carry harmful substances that cause diseases like the flu and COVID-19 and even death.
Harmful Substances in the Air:
The air can contain harmful substances like smoke, dust, and toxic fumes.
Destructive Effects of Air in Nature:
Air can cause natural disasters like hurricanes, tornadoes, and whirlwinds.
Evaluation:
- Why is air important for breathing?
- Name two airborne diseases.
- Can you mention two harmful substances found in the air?
- Give examples of natural disasters caused by air.
- How can we reduce air pollution in our environment?
Teaching Aids:
- Pictures or diagrams of air pollution and natural disasters
- Examples of airborne diseases
- Whiteboard and markers
- Notebooks and pens
Note to Teachers:
Customize the lesson content, teaching methods, and pupil activities to suit your teaching style, curriculum, and available resources.
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