Sabtu, 13 November 2010

Week 13: Virtual Experiment

Topic: Characteristics of materials

Tasks:

1. Choose one Virtual From BBC - KS2 Bitesize.
Click the link http://www.bbc.co.uk/schools/ks2bitesize/science/materials/characteristic_materials/play.shtml

2. Create Concept map

3. Create questions ("Must Do", Should Do" and "Could Do")

Introduction the Characteristics of materials:

Materials have different properties that make them useful for different jobs. Material such as metals, plastics, glass, wood and fabrics have different properties. Materials have different properties that make them useful for different jobs. Here are some properties that materials have.
·         Transparent or opaque
Transparent materials do let light through (you can see through them). Opaque materials do not let any light through (you cannot see through them).
·         Waterproof
Waterproof materials do not let water through and do not soak up water.
·         Strong
Strong materials are very difficult to break.
·         Flexible
Flexible materials are easy to bend.
·         Hard
Hard materials are difficult to scratch.
·         Magnetic
Magnetic materials are attracted to magnets.
·         Conductors
Some materials are good conductors of heat. This means heat can travel through them easily. Some materials are good conductors of electricity. This means electricity can travel through them easily.
Enjoy the Virtual Experiment as shown below:



Here is the concept map



Questions



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