Wind : The Air In Motion
Subject :
Basic Science and Technology
Term :
First Term / 1st Term
Week:
Week 5
Class :
Basic 3 / Year 3 / Primary 3
Previous lesson :
The pupils have been taught the importance of soil to animals in their previous lesson
Topic
Wind :; The Air In Motion
Behavioural objectives :
At the end of the lesson, the pupils should be able to
- Explain the meaning of wind
- List the types of the direction wind
- Mention the importance or hazard of wind to plants
- Write out the benefits or dangers of wind to animals and humans
Instructional Materials :
- Wall charts
- Pictures
- Related Online Video
- Flash Cards
- Anemometers
- Speedometer
- Wind vane
Methods of Teaching :
- Class Discussion
- Group Discussion
- Asking Questions
- Explanation
- Role Modelling
- Role Delegation
Reference Materials :
- Scheme of Work
- Online Information
- Textbooks
- Workbooks
- 9 Year Basic Education Curriculum
- Workbooks
Content :
What is wind ?
Wind is air in motion . It is the natural movement of air especially in the form of current of air blowing from a particular direction to another .
Examples of Wind .
- Hurricane
- Cyclone
- Storm
- Tempest
- Breeze,
- Gale,
- typhoons
Types of Wind
The types of wind depends on the temperature of such wind, as such , wind may be
- hot,
- cold,
- convectional
- dusty
When wind blows an object it moves the objects in every direction because of the air pressure , wind cannot be seen or touched but it can be felt.
Direction Of The Wind
- The south west wind brings rainfall
- The north east trade wind brings harmattan
Importance of wind to living organisms
- It a means of transportation for seeds, and small birds.
- Wind is a source of renewable energy.
- For drying of clothes
- For sailing ships
- Wind is also affected by the rotation of the earth
- Wind can be used to pump water.
- People breathe in air, which in motion is wind, and so do plants and animals.
- Windmill is use to generate electricity.
- Wind carries seeds of plants and helps in pollination of seeds
- Wind may also carries some air borne disease like tuberculosis, chickenpox, flu or COVID 19.
The Instrument That Used to Measure Wind
Anemometer : This instrument is used to measure the speed of the wind
Wind Vane : This instrument is used to measure the direction of the wind
Presentation
The topic is presented step by step
Step 1:
The class teacher revises the previous topics
Step 2.
He introduces the new topic
Step 3:
The class teacher allows the pupils to give their own examples and he corrects them when the needs arise
Conclusion
The class teacher wraps up or conclude the lesson by giving out short note to summarize the topic that he or she has just taught.
The class teacher also goes round to make sure that the notes are well copied or well written by the pupils.
He or she does the necessary corrections when and where the needs arise.
Evaluation
- Explain the meaning of wind
- List the types of the direction wind
- Mention four importance of wind to living organisms
- Mention four examples of strong wind
- Write out two wind instruments and what they measure
Assignment
Prepare for the next lesson by reading about the effects of wind of living things
