Question

Define the following terms:
Irreversible change
Desired change
Undesired change
Physical change​

Answer 1

Answer:

a) The change that can't be reverse is known as irreversible change

d) The change that has not change the physically is known as physical change .

Answer 2

$\huge\star{\underline{\mathtt{\red{A}\pink{N}\green{S}\blue{W}\purple{E}\orange{R}}}}$

• Irreversible change :-

A change is called irreversible if it cannot be changed back again. In an irreversible change, new materials are always formed.

• Desired change :-

The desired change is a statement of what the audience would do as a result of being exposed to the communication intervention.

• Undesired change :-

Those changes which we do not want to take place are called undesirable changes.

• Physical change :-

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition.