Question

ACROSS
3. This type of change
does not change the
internal structure​

Answer 1

Correct Question:

Name the type of change which does not changes the internal structure(chemical composition) of a substance.

Answer:-

Physical change is the type of change which only changes the physical properties of a substance such as state, color, shape, texture. It does not change the internal composition of a substance.

Melting of ice, formation of ice cream are all physical changes.

Additional information:-

A chemical change is that change which only changes the internal as well as external composition and properties of a substance.

e.g.:-

Photosynthesis, respiration, digestion. setting up of curd all are chemical changes.

Answer 2

Type of change that does not change the

Type of change that does not change thethe internal structure is Physical change.

• Physical changes simply affect a substance's appearance that is the physical state, not its whole internal structure. The chemical composition of the substance is still maintained throughout.
• Moreover, this type of change can be reversed by reversing the conditions.
• Hence, there's only alternation in the state of a substance and no new substance is formed so such changes are physical.