Question

& Give one-word answers.
The change in which no new substances are produced​

Answer 1

Physical changes are changes in the physical properties of substances. No new substances are formed in these changes. These changes may be reversible.

Answer 2

the change in which no new substances are formed is called as physical change.

for example :- melting of ice , breaking of a glass jar etc .

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the change in which a new substance is formed is called as chemical change.

for example :- burning of paper (paper Ash is formed) .

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