Question

plastic contracts on heating true or False​

Answer 1

Answer:

true

Explanation:

Most plastics are made up of long chain polymers that are tangled up and stretched out, like a bunch of unorganised wires. When heat is applied, the molecules vibrate, which in turn cause the chains to vibrate. ... Overall, this causes the plastic to contract.

Answer 2

Answer:

true

Explanation:

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