MY OLD TOYS

Friday, April 25, 2008

Hi class,

Today I conducted a lesson on Element, Compound & Mixture.
The mainpoints I covered are:

To recognise that substance can be classified as elements, compound and mixtures.
To describe the meaning of element compound & mixture
To identify mixture as building blocks of matter.
To describe ways used to classify element compound & mixture.

Exam format:

Section A: MCQ (30Qns, 30 marks) Shade your answer in OAS.

Section B: Short Answer Qns: (7 Qns, 30 marks) Write your answer on the space provided. All mathematical workings must be shown.

Section C: Long Answer Qns: (4 Qns, 40 marks) There are 5 Qns, you need to attempt only any 4 of them. Answer in the space provided. All mathematical workings must be shown.

Bring 2B pencils, pens, calculators, set sq, compass, protractors, ruler & easers.

Exam Topics will be from A1, A2, B1, B2 & C3 (to C3.5, pg 106 only)

Count down: 7 Days to first Science Paper.

Regards,
Mr Chiang

| 25 Apr 08/7:14 AM

Wednesday, April 23, 2008

Hi pepz,

Today I conducted a lesson on Element, Compound & Mixture.
The mainpoints I covered are:

To describe the meaning of compound.
To identify compound as building blocks of matter.
To describe ways used to classify compound.

Homework for today to be handed in by 25 Apr 08:

Workbook Pg 77 to 80

Count down: 9 Days to Science Paper.

Regards,
Mr Chiang

| 23 Apr 08/7:13 AM

Tuesday, April 22, 2008

Hi class,

Today I conducted lesson on Element, Compound & Mixture.
The mainpoints I covered are:

To recognise that substance can be classified as elements, compound and mixtures.
To describe the meaning of elements
To identify elements as building blocks of matter.
To describe ways used to classify elements.

Count down: 10 Days to Science Paper.

Regards,
Mr Chiang

| 22 Apr 08/7:13 AM

Monday, April 21, 2008

Hi everyone,

Today I had conducted the performance task on density.

Student should be able to design an experiment to investigate on measuring density of floating object such as wooden cork.

Exam Topics include Sec 1 Chapters:

A1: Introducing Science;
A2: Scienctific Inquiry;
B1: Basic Sciencetific Measurements
B2: Speed and Density;
C3: Element, Compound & Mixtures (up to pg 105 only).

Items to bring for exam:

Writing Materials: pen, 2B pencil, eraser, ruler, highighter

Calculator

Compass, Protractor Set Sq

Writing papers & Graph papers will be provided.

Count down: 11 Days to Science Paper.

Regards,
Mr Chiang

| 21 Apr 08/7:11 AM

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