Lightweight

Property of Polycarbonates Uses
Lightweight - Helmets
- Aircraft windshields
- Safety goggles

Experiment: 

- Measure the density of eye protection goggles.
- Repeat the experiment with normal eye glasses and compare.

Leading questions:
- Which material is lighter?
- Can you explain what's happening?
- Can you setup other easy experiments that show lightweight materials being used?
- Can you find applications of this property in your house or city?

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Key documents

Guidelines