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Describe an activity to show that thermoplastic is a poor conductor of electricity.
An activity to show that thermoplastic is a poor conductor of electricity is given below:
Procedure:
Arrange a circuit as shown in the given figure.
Leave a gap between two ends of the wire.
Place a thermoplastic in the gap.
Observe the bulb.
Observation: It is observed that the bulb does not glow.
Conclusion: This shows that thermoplastic is a poor conductor of electricity.
Plastics are made from natural materials such as cellulose, coal, natural gas, salt, and crude oil through polymerization or polycondensation process.
We need plastics because it is durable and provides protection from contaminants and the elements. It reduces food waste by preserving food and increasing its shelf life. It protects food against pests, microbes, and humidity. As plastics are not degraded easily, they can remain for a long period of time.
Plastics that can be easily deformed and bend easily on heating are known as thermoplastics. They are used for making toys, and containers.
Examples are PVC, Polythene.]
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