Sound Energy and Objects that can Produce Sound Primary 2 (Basic 2) Term 3 Week 3 Basic Science and Technology

BASIC TECHNOLOGY 

BASIC SCIENCE AND TECHNOLOGY

THIRD TERM

WEEK 3

PRIMARY 2

THEME – UNDERSTANDING BASIC TECHNOLOGY 

 PREVIOUS LESSON – Meaning and Forms of Energy | Uses of Energy to Man Primary 2 (Basic 2) Term 3 Week 2 Basic Science and Technology

TOPIC – SOUND ENERGY 

LEARNING AREA

1. Introduction

2. Meaning of Sound Energy

3. Things that Produce Sound

4. Making Sound

5. Importance of Sound

6. Weekly Assessment (Test)

LEARNING OBJECTIVES 

By the end of the lesson, most of the pupils should have attained the following objectives –

1. explain the meaning of sound energy.

2. state the things that make sounds.

3. name some instruments that produce sounds.

4. make different kinds of sounds with or without the instruments they made.

5. detect the sound animals, crying baby, running, water, etc.

ENTRY BEHAVIOUR

The pupils can identify different things that make sounds.

INSTRUCTIONAL MATERIALS

The teacher will teach the lesson with the aid of:

1. A chart showing some musical instruments

2. Bamboo stem

3. Paw-paw stalk

4. Knife

5. String

6. Some musical instruments, e.g. talking drum, mouth organ, etc.

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. 

REFERENCE MATERIALS

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 1 – INTRODUCTION 

Sound is anything that can be heard by people or animals.

Hearing is the ability to discover sound.

Humans and other mammals have the ability to detect and recognize different sound from nature or other sound.

It is a form of energy that is made up of vibration or sound wave.

IMPORTANCE OF SOUND 

The importance of sound are as follows:

1. It is used communication.

2. It is used for sending signals.

3. It is used for control.

4. It is used as reminder.

5. It is used to detect life.

LESSON 2 – TYPES OF SOUND 

There are many different types of sound,

1. Audible and inaudible sounds

2. Pleasant and unpleasant sounds

3. Soft and loud sounds

4. Noise and musical sounds

1. AUDIBLE AND INAUDIBLE SOUNDS 

Audible sounds is a sound that is loud enough to be heard.

Inaudible sound is a sound that is not loud enough to be heard.

2. PLEASANT AND UNPLEASANT SOUNDS 

Pleasant sound is a sound that is good and in harmony with human hearing.

Unpleasant sound is a sound that is not good and not harmony with human hearing.

3. SOFT AND LOUD SOUNDS 

Soft sound is a sound that has a very low volume while loud sound is a sound has a very high volume.

4. NOISE AND MUSICAL SOUNDS 

Noise is a unpleasant sound while music is a pleasant sound.

Music can be both pleasant and unpleasant sounds.

SOURCE OF SOUND/THINGS THAT PRODUCE SOUND 

There are different source of sound,

1. Voice sound

2. Instrumental sound

3. Natural sound

1. VOICE SOUNDS 

Voice is a sound produced by human or animals.

2. INSTRUMENTAL SOUNDS 

Instrumental sound is sound produced by musical instruments like drums, piano, etc.

3. NATURAL SOUNDS 

Natural sound is sound produced by nature such as the trees, air, thunder, rivers, occurs, etc.

LESSON 3 – MAKING SOUND 

Teacher organizes the pupils in groups or pairs depending on the size of the class to,

1. MAKE ANIMAL SOUNDS 

• Dog

• Goat

• Elephant

• Lion, etc.

2. MAKE ENGINE OR MACHINE SOUNDS 

• Motor

• Motorcycle

• Generator

• Fridge, etc.

3. MAKING SOUNDS WITH LOCAL AND FOREIGN INSTRUMENTS 

• Drum set

• Piano

• Trumpet

• Bell

• Tambourine

SOUND RECOGNITION (QUIZ COMPETITION) 

Based on the existing groups or pairs, play the different sounds (such as animal sounds, crying baby, running water, etc.) for pupils to detect or recognize.

PRESENTATION

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. Guides pupils to identify forms of energy.

3. Discusses sound and leads pupils to identify sounds.

Pupil’s Activities – Make sounds with different parts of their bodies (e.g feet, hands, mouth).

4. Uses the chart to guide pupils to identify different that produce sounds.

Pupil’s Activities – Identify and name instruments that produce sound.

5. Guides pupils to make musical instruments from local materials.

Pupil’s Activities –

• Construct local musical instruments from available materials.

• Play games with sound using the musical instrument they made.

 

CONCLUSION

• To conclude the lesson for the week, the teacher revises the entire lesson and links it to the following week’s lesson.

• Next Lesson –

LESSON EVALUATION 

Teacher asks pupils to, 

1. explain the meaning of sound energy.

2. state 5 things that make sounds.

3. name 5 instruments that produce sounds.

4. make different kinds of sounds with or without the instruments they made.

5. detect the sound animals, crying baby, running, water, etc.