Question

what is the physical changes​

Answer 1

Answer:

design door changes in which no new substance is formed as well as the chemical properties of substances doesn't change and also it is mostly reversible.

Answer 2

Answer:

Explanation:

Physical changes occur when objects or substances undergo a change that does not change their chemical composition. This contrasts with the concept of chemical change in which the composition of a substance changes or one or more substances combine or break up to form new substances.