Classify the following change as physical or chemical change:
The lighting of an electric lamp.
Physical change:
Therefore, the lighting of an electric lamp is a physical change.
3. Classify the following as physical change or chemical change.
(b) Glowing of an electric bulb
Classify the glowing of an electric bulb is physical or chemical change.
What do you understand by physical change and chemical change? Classify the following as physical or chemical changes:
Classify the following as a physical or chemical change. State a reason for the choice.
Glow of a tube light.