Question

what is physical change ?

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Answer 1

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Properties such as shape, size, colour and state of a substance are called it's physical properties. A change in which a substance undergoes a change a physical properties is called a physical change. A physical change is generally reversible. In a such change no new substance is formed..

Answer 2

Answer:

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Examples of physical properties include melting, transition to a gas, change of strength, change of durability, changes to crystal form, textural change, shape, size, color, volume and density.

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