Required Readings
Science in Action 7
pages 308 to 312
or
Science Focus 7
pages 282 to 289
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| As people, we are affected each day by decisions that people have made about materials. Whether we are in a school building constructed from brick or a mall using the latest in building materials. The decisions involve design, practicality and environment awareness. Later on in life you will likely make decisions in the type of materials to be used in the development of new homes. |
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Things to consider when making decisions about what materials to use for a particular job as adapted from Science in Action 7 page 309.
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Properties of Materials
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Other Considerations
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| colour |
aesthetics |
| brittleness |
consumer demand |
| ductility |
availability |
| hardness |
cost |
| plasticity |
effect on the environment |
| resistance to heat |
effect on the environment |
| resistance to water |
disposal of waste |
| resistance to wind |
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| compression |
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| tensile strength |
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