Question

au
write any two example of
Physical change.​

Answer 1

Answer:

A physical change involves a change in physical properties. 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

1. When metal like iron is heated and then cooled . Expansion and contraction of the metal takes place respectively.
2. When water is boiled it changes into water vapour. Therefore, the state of the water changes not the chemical properties.
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