Understanding the Properties and Uses of Wood Basic Technology JSS 1 First Term Lesson Notes Week 6
Basic Technology JSS 1 First Term Lesson Notes – Week 6
Subject: Basic Technology
Class: JSS 1
Term: First Term
Week: 6
Age: 10 – 12 years
Topic: Wood II
Sub-topics:
- I. Properties of Wood
- II. Uses of Wood
Duration: 40 minutes
Behavioural Objectives:
By the end of the lesson, students should be able to:
- Identify the properties of wood.
- List and explain the various uses of wood.
- Understand why wood is important in construction and manufacturing.
- Recognize the versatility of wood as a material.
Keywords:
- Properties
- Uses
- Wood
- Strength
- Durability
Set Induction:
Show the students different wooden items such as chairs, desks, and doors. Ask them how they think wood is useful in everyday life.
Entry Behaviour:
Students are familiar with common wooden objects like furniture, which they encounter in their homes and school.
Learning Resources and Materials:
- Samples of wooden products
- Pictures showing wood used in construction and furniture
- Charts showing the properties and uses of wood
Building Background/Connection to Prior Knowledge:
Students have learned about the classification of wood in the previous lesson. They are now ready to explore its properties and uses.
Embedded Core Skills:
- Observation
- Analysis
- Critical thinking
- Problem-solving
Reference Books:
- Lagos State Scheme of Work
- Basic Technology Textbook for JSS 1
Instructional Materials:
- Samples of softwood and hardwood products
- Pictures of various wooden items
- Charts showing wood properties and applications
Content:
I. Properties of Wood
Wood is a natural material that has various properties depending on the type. These properties make it suitable for different purposes. Some common properties of wood include:
- Strength: Wood is strong and can bear heavy loads, making it suitable for construction.
- Durability: Some types of wood, especially hardwood, are highly durable and can last for many years.
- Flexibility: Wood can be bent and shaped into different forms without breaking, which makes it useful in furniture making.
- Lightweight: Compared to metals, wood is relatively lightweight, which makes it easier to handle and transport.
- Aesthetic Appeal: Wood has a natural beauty and can be polished or painted to enhance its appearance.
II. Uses of Wood
Wood is a versatile material used in many industries and for various purposes. The uses of wood include:
- Construction: Wood is used to build houses, bridges, and other structures.
- Furniture: It is commonly used to make chairs, tables, beds, and other furniture items.
- Paper Production: Softwood is processed to make paper and cardboard.
- Tools and Equipment: Wooden handles for tools, sporting equipment, and agricultural implements are common.
- Fuel: In some areas, wood is used as firewood for cooking and heating.
Evaluation (Fill-in-the-blank questions):
- Wood is known for its __________.
a) flexibility b) weakness c) lightness d) weight - __________ is a property of wood that makes it suitable for construction.
a) Fragility b) Durability c) Flexibility d) Softness - Hardwood is known for being __________.
a) lightweight b) strong c) weak d) fragile - Softwood is often used for __________ production.
a) plastic b) paper c) iron d) glass - One of the uses of wood is for making __________.
a) buildings b) computers c) steel d) tiles - Wood can be __________ into various shapes for furniture making.
a) cut b) painted c) polished d) bent - Wood is used as fuel in the form of __________.
a) firewood b) coal c) petrol d) gas - The natural __________ of wood makes it attractive for decoration.
a) flexibility b) beauty c) weight d) strength - A major property of wood is its __________.
a) weight b) strength c) fragility d) cost - __________ is an important use of wood in agriculture.
a) Tool handles b) Jewelry c) Glass d) Fuel - Wood is preferred in building because of its __________.
a) strength b) weight c) weakness d) fragility - __________ is made from softwood.
a) Steel b) Paper c) Glass d) Plastic - Wooden __________ are used for making chairs and tables.
a) tools b) panels c) planks d) walls - Wood’s __________ makes it easy to transport.
a) beauty b) weight c) flexibility d) cost - Wood is commonly used in __________ to make tool handles.
a) agriculture b) fashion c) jewelry d) automobiles
Class Activity Discussion (FAQs):
- What are the common properties of wood?
Wood is strong, durable, flexible, and lightweight. - Why is wood used in construction?
Wood is strong and durable, making it a good material for building structures. - What makes wood flexible?
Its natural composition allows it to be bent and shaped into different forms without breaking. - How is wood used in the furniture industry?
Wood is used to make furniture like chairs, tables, and beds. - What type of wood is used to make paper?
Softwood is processed to make paper. - How is wood used as a source of fuel?
Wood is used as firewood for cooking and heating in many parts of the world. - What are the aesthetic properties of wood?
Wood has a natural beauty and can be polished or painted to enhance its appearance. - Why is wood preferred for tool handles?
Wood is strong yet lightweight, making it ideal for tool handles. - What makes hardwood suitable for construction?
Hardwood is dense and durable, which makes it ideal for building strong structures. - How does the flexibility of wood benefit furniture makers?
It allows furniture makers to shape the wood into different designs easily. - What property of wood makes it easy to handle and transport?
Its lightweight nature. - Can wood be used for decorative purposes?
Yes, its natural beauty makes it a popular material for decoration. - What are some examples of wooden items used in everyday life?
Chairs, tables, doors, and tool handles. - How does the strength of wood help in construction?
It allows wood to support heavy loads and build strong structures. - Why is wood a common material for making tool handles in agriculture?
It is durable, lightweight, and easy to work with.
Presentation:
Step 1: The teacher revises the previous lesson on “Properties of Materials – Wood I: Identification and Classification.”
Step 2: The teacher introduces the new topic by explaining the properties and uses of wood.
Step 3: The teacher encourages students to identify the properties of wood based on provided samples and guides them in understanding the various uses of wood.
Teacher’s Activities:
- Provide different wood samples and explain their properties.
- Discuss the uses of wood in different industries, including construction, furniture, and paper production.
- Encourage students to share examples of wooden items they see in their homes.
Learners’ Activities:
- Observe and identify the properties of the wood samples.
- Participate in discussions on the uses of wood in daily life.
- Take notes on the properties and uses of wood.
Assessment:
- List three properties of wood.
- Explain why wood is used in construction.
- What is the difference between hardwood and softwood?
- How is wood used in furniture making?
- Mention two ways wood is used in agriculture.
Evaluation Questions (Short Answer):
- What makes wood strong?
- Name one use of softwood.
- How is wood used as fuel?
- What is one major property of wood?
- Why is wood flexible?
- What type of wood is used for paper?
- How is wood used in construction?
- Name one example of a wooden tool handle.
- What makes wood lightweight?
- Why is wood preferred for making furniture?
Conclusion:
The teacher summarizes the lesson by reviewing the properties and uses of wood. The students’ notes are checked to ensure understanding, and any necessary corrections are made.