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Subject :Science
Title :Matter and substances
Day/Date :30th July 2007 (Monday)
Time :10.30 – 11.50 a.m
Form :4 Amanah
Enrolment : 27 students
Learning Objective :To identify the effects of impurities to the boiling point of
distilled water and to separate insoluble impurities from
soluble substances through the crystallization method
Learning Outcome : At the end of the lesson, students should be able to:
- State the effects of impurities to the boiling point of distilled water.
- Carry out an experiment about the effects of impurities to the boiling point of distilled water.
- Explain the methods of purification of water.
- Carry out an experiment to separate insoluble impurities from soluble substances through the crystallization method
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Pre-requisite knowledge : Types of substances
CCTS : Defining operationally and identifying
Teaching Aids : Reference / textbooks, teacher’s handout
Values : Rational and being objective
Steps |
Teaching and Learning Activities |
Remarks |
1
2
3
4
5
6 |
Students will sit in groups.
The teacher will explain about the properties of pure water as well as the types and methods of purifying substances.
Students will carry out experiments
- about the effects of impurities to the boiling point of distilled water
AND
- to separate insoluble impurities from soluble substances through the crystallization method.
Students will make use of the computer at their respective tables to key in the data.
The teacher will explain about the experiment conducted to clarify certain points.
Students will be asked to write reports about the experiments. |
Textbook, teaching courseware CD 4 lesson 50 & 51, Power Point presentation, LCD and
handouts
Computer (lab) |
Reflection :
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