most physical change are change. give reason with an example.
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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. An example of a physical change is the process of tempering steel to form a knife blade.
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In general a physical change is reversible using physical means. For example, salt dissolved in water can be recovered by allowing the water to evaporate. Melting: Melting is when solid converts into a liquid after heating. Example of melting is turning of ice into water.
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