Water : Meaning, Composition, Sources and Uses of Water Science Primary 3 Second Term Lesson Notes Week 4

Lesson Plan: Water – Meaning, Composition, Sources, and Uses

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Lesson Plan Details

Subject: Basic Science
Class: Primary 3
Term: Second Term
Week: Week 4
Age: 8–9 years
Topic: Water
Sub-topic: Meaning, Composition, Sources, and Uses of Water
Duration: 40 minutes

Behavioral Objectives

By the end of the lesson, pupils should be able to:

1. Define water and explain its composition.
2. Identify various sources of water.
3. List and explain at least five uses of water in daily life.

Keywords

• Water
• Composition
• Sources
• Uses
• Liquid

Set Induction

The teacher pours water into a clear glass, asks pupils what it is, and discusses its importance in daily life.

Entry Behaviour

Pupils know water is used for drinking, cooking, and bathing but may not understand its composition or diverse uses.

Learning Resources and Materials

• Clear glass of water
• Pictures of water sources (e.g., rivers, wells, taps)
• Charts showing uses of water

Building Background/Connection to Prior Knowledge

The teacher recalls previous lessons about air and connects it to water as another essential element for life.

Embedded Core Skills

• Observation
• Critical Thinking
• Communication

Learning Materials

1. Lagos State Scheme of Work for Basic Science (Primary 3).
2. “Science Around Us” textbook for Primary 3.

Instructional Materials

• Clear glass of water
• Picture charts showing water uses and sources

Content

What is Water?

• Water is a colorless, tasteless, and odorless liquid.
• It is essential for life and covers about 70% of the Earth’s surface.

Composition of Water

1. Water is made up of two elements: Hydrogen and Oxygen (H₂O).
2. It exists in three forms: liquid (water), solid (ice), and gas (steam or vapor).

Sources of Water

1. Rain
2. Rivers
3. Wells
4. Springs
5. Taps

Uses of Water

1. Drinking: Water keeps us hydrated.
2. Cooking: It is used to prepare food.
3. Cleaning: Water is essential for washing clothes, dishes, and houses.
4. Agriculture: Farmers use water to grow crops.
5. Transportation: Boats and ships use water to move from one place to another.

Evaluation Questions (Fill-in-the-Blank)

1. Water is a ______ liquid. (a) red (b) colorless (c) blue (d) green)
2. The chemical formula of water is ______. (a) CO₂ (b) H₂O (c) O₂ (d) N₂)
3. Rain is a source of ______. (a) water (b) air (c) fire (d) soil)
4. Water exists in ______ forms. (a) two (b) three (c) four (d) five)
5. We drink water to stay ______. (a) tired (b) sick (c) hydrated (d) cold)
6. ______ is used to clean dishes. (a) Soil (b) Water (c) Wind (d) Stone)
7. Farmers use water for ______. (a) sleeping (b) planting (c) cooking (d) swimming)
8. Rivers are a ______ of water. (a) use (b) source (c) composition (d) type)
9. Water can be in the form of ______. (a) paper (b) vapor (c) metal (d) cloth)
10. ______ and ______ make up water. (a) Oxygen and Nitrogen (b) Hydrogen and Oxygen (c) Carbon and Iron (d) Sulfur and Gold)

Class Activity Discussion (FAQs)

1. What is water?
   Water is a colorless and tasteless liquid essential for life.
2. What is the chemical formula of water?
   It is H₂O.
3. What are the forms of water?
   Liquid, solid, and gas.
4. Name two sources of water.
   Rivers and rain.
5. Why do we need water?
   To drink, cook, and clean.
6. What is the role of water in farming?
   Farmers use it to grow crops.
7. What makes up water?
   Hydrogen and Oxygen.
8. How does water help us at home?
   For cleaning and drinking.
9. What happens if we don’t drink water?
   We can become dehydrated.
10. Where do boats move?
    On water.

Presentation Steps

Teacher’s Activities

1. Begin by revising the previous topic on wind.
2. Introduce the new topic by showing a glass of water and asking pupils about its uses.
3. Explain the composition of water using simple terms.
4. Use charts to show the sources and uses of water.
5. Encourage pupils to share examples of how they use water.

Learners’ Activities

1. Observe the teacher’s demonstrations.
2. Participate in class discussions.
3. Identify sources of water from the pictures.
4. Share personal experiences of using water.

Assessment

Short-Answer Questions:

1. What is water?
2. What is the chemical formula of water?
3. Name three sources of water.
4. List two uses of water.
5. What are the forms of water?
6. What elements make up water?
7. Why do farmers need water?
8. How does water help in cooking?
9. Name one way water is used for transportation.
10. What happens when water freezes?

Conclusion

The teacher reviews the topic, answers remaining questions, and emphasizes the importance of water in daily life. Feedback is given, and corrections are made where necessary.