Classify the following as physical change or chemical change: -
1. Burning of wood.
2. Evaporation of water.
3. Rusting of iron.
4. Glowing of an electric bulb.
5. Magnetisation of iron.
Answers
Answered by
2
Answer:
physical changes:
*burning of wood
*evaporation of water
*glowing of an electric bulb
chemical changes:
*magnestisation of iron
*rusting of iron
Explanation:
Physical changes only change the appearance of a substance, not its chemical composition. Chemical changes cause a substance to change into an entirely substance with a new chemical formula.
Answered by
2
Answer:
burning of wood - chemical change
evaporation of water - physical change
rusting of iron - Chemical change
Glowing of an electric bulb - Physical change
Magnetisation of iron - Physical change
Similar questions