Question

use of changes of the state of substand:​

Answer 1

Answer:

Substances can change state, usually when they are heated or cooled. For example, liquid water turns into steam when it is heated enough, and it turns into ice when it is cooled enough. State changes are reversible – ice can be melted and then frozen again. No new elements or compounds are formed.

Explanation:

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Answer 2

Answer:

ice cream, ice cubes, camphor andwe salt by evaporation of sea water.

Explanation:

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