Basic Science and Technology
First Term / 1st Term
Basic 3 / Year 3 / Primary 3
Previous lesson :
The pupils have been taught The effects of wind in their previous lesson
Water : Qualities Of Good Water That Is Suitable For Human Use
Behavioural objectives :
At the end of the lesson, the pupils should be able to
- Explain the meaning of water
- List the different uses of water
- Mention the qualities of water
Instructional Materials :
- Wall charts
- Related Online Video
- Flash Cards
- Water inside water bottle
- Water inside cup
Methods of Teaching :
- Class Discussion
- Group Discussion
- Asking Questions
- Role Modelling
- Role Delegation
Reference Materials :
- Scheme of Work
- Online Information
- 9 Year Basic Education Curriculum
What is water ?
Water is liquid. It flows. It is made up of two elements which are oxygen and hydrogen. The human body contains water. The earth contains water.
Sources of Water
Qualities of Good Water That Is Suitable For Man’s
These are the qualities of good water that is suitable for man’s use
Good water must be colourless
Good water must be tasteless
Good water must be odorless
Good water must germ free
Good water must be free form solid or semi soluble impurities
- Good water must not be hard
Methods of Water Purification
We can make dirty water clean by making use of some or all of the following methods of water purification.
By adding alum
By adding chlorine
What are the consequences or effects of drinking or making use of unclean water
Vomiting or diarrhea
Water-borne diseases such typhoid,
cholera and jaundice
The topic is presented step by step
The class teacher revises the previous topics
He introduces the new topic
The class teacher allows the pupils to give their own examples and he corrects them when the needs arise
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.
What is water
Mention two sources of water
Mention three qualities of good water
Mention four methods of water purification
Prepare for the next lesson by reading about uses of water.