Differentials definitions (in terms of small change) and examples

Definition and example

Definition with examples

What is meant by the term physical change? Give an example.

What is a (a) physical change, and (b) chemical change ? Give two examples of physical changes and two examples of chemical changes.

Definition and examples of some differentiable functions

Differentiate between a change of state and a phase change

Coagulation of egg white on boiling is an example of denaturation of protein. Explain it in terms of structural changes.

Differentiate between the terms orbits and orbitals