SAASTE Technology/Activities/Conductors and Insulators
| SAASTE Technology |
|---|
| Key Concepts |
| Grade 4 - Grade 5 - Grade 6 - Grade 7 - Grade 8 - Grade 9 |
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| Processing Grade 8/9 - Mechanical Systems Grade 9 - Structures Grade 5 - Structures Grade 8 |
| Activities |
| Conductors & Insulators - Electronic Circuits - AND & OR Gates - Circuit/Systems Diagram - Hydraulics - Hydraulics & Pneumatics - Technological Products - Preservation-1 - Identifying Materials - Properties of Materials - Preservation-2 - Electroplating - Conditioning-Strengthening/Waterproofing-1 - Conditioning-Strengthening\Waterproofing-2 - Shaping - Forming - Forces - Types of Structures - Mechanisms Worksheet |
Electrical System
Grade 6
Conductors & Insulators
- Build the circuit shown above.
- Place the different objects / materials between points A and B (choose from objects available)
- Note your observations in the table below.
|
Object |
Allows current through |
Does not allow current through |
|
Nail |
|
|
|
Plastic pen |
|
|
|
Ruler |
|
|
|
Paper-clip |
|
|
- Materials that allow the flow of current are called Conductors
- Materials that do not allow the flow of current are called Insulators
Answer these questions:
1. What happened when the nail was used to bridge the gap?
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2. What happened when the plastic pen was used to bridge the gap?
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3. What type of materials is best suited for insulators?
- ...........................................................................................................
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4. Name three useful applications of insulators.
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Author: Averil Nolly Acknowledgment of graphic: Osman Sadeck Editor: Osman Sadeck