Question

what is physical change please solve this question quickly​

Answer 1

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.

Answer 2

Answer:

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• A physical quantity is any phenomenon that can be measured with an instrument or be calculated for.

• A physical quantity can be expressed as a value, which is the algebraic multiplication of a numerical value and a unit.

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