Question

name two substance which contract on heating

Answer 1

Two substances which contract on heating are plastic and leather.

What is heat?

• In the field of science, we can describe heat as the transfer of kinetic energy from one substance or compound into another.
• Usually, a substance expands upon heating but there are certain substances which contract upon heating.
• Two such substances which contract on heating are plastic and leather.
• The reason that some substances contract on heating is because these materials have a negative co-efficient of expansion for a particular range of temperature.

Answer 2

Explanation:

Plastic and Leather .....