Lesson Notes By Weeks and Term - Junior Secondary 1

Properties of wood

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TERM – 1ST TERM

WEEK SIX

Class: Junior Secondary School 1

Age: 12 years

Duration: 40 minutes of 5 periods each

Date:

Subject: BASIC TECHNOLOGY

Topic: PROPERTIES OF WOOD

SPECIFIC OBJECTIVES: At the end of the lesson, pupils should be able to

  1. Identify the properties of wood.
  2. Identify the uses of wood.

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers,

demonstration, videos from source

INSTRUCTIONAL MATERIALS: Videos, loud speaker, textbook, pictures, wooden material.

INSTRUCTIONAL PROCEDURES

PERIOD 1-2

PRESENTATION

TEACHER’S ACTIVITY

STUDENT’S

ACTIVITY

STEP 1

INTRODUCTION

The teacher discusses the properties of wood

Students pay

attention

STEP 2

EXPLANATION

Teacher identify and discuss the uses of wood.

Students pay

attention and

participate

STEP 3

NOTE TAKING

The teacher writes a summarized

note on the board

The students

copy the note in

their books

 

NOTE

PROPERTIES OF WOOD

Wood exhibits various properties that make it a versatile and widely used material. Some key properties include:

  1. Strength: Wood is known for its strength, especially in tension and compression. Hardwoods generally have higher strength than softwoods.
  2. Density: Different wood species have varying densities, affecting their weight and durability.
  3. Durability: The natural resistance of certain woods to decay, insects, and other environmental factors contributes to their durability.
  4. Workability: Wood is relatively easy to work with using common tools, making it suitable for various crafting and construction applications.
  5. Thermal Insulation: Wood has natural insulating properties, providing thermal comfort in buildings.

Uses of wood

Wood is a versatile material with a wide range of uses. Some common applications include:

  1. Construction: Used for framing, flooring, roofing, and various structural elements in buildings.
  2. Furniture: A popular choice for making chairs, tables, cabinets, and other household items due to its aesthetic appeal and workability.
  3. Paper and Pulp: Wood fibers are a primary raw material for paper production.
  4. Fuel: Used as a source of energy for heating and cooking in many households.
  5. Crafting: Wood is widely used in crafting, creating items like sculptures, carvings, and decorative pieces.
  6. Musical Instruments: Many musical instruments, such as guitars, violins, and pianos, are crafted from wood for their acoustic properties.
  7. Boats and Ships: Wood has historically been used in boat and ship construction due to its buoyancy and durability.
  8. Flooring: Hardwood flooring is popular for its durability and aesthetic appeal.

EVALUATION: 1. identify 5 properties of wood

  1. Mention 5 uses of wood.

CLASSWORK: As in evaluation

CONCLUSION: The teacher commends the students positively