Question

When a candle burns, both physical and chemical changes take place identify these changes...........​

Answer 1

Answer:

When the wax melts and drips down, it's a physical change as it can be again solidified.

But some amount of wax burns with the candle flame and carbon dioxide, water vapour etc. are released. That is a chemical change.

Explanation:

Hope you understood.

Answer 2

Answer:

When a candle burns, both physical and chemical changes take place.

Physical change → Melting of wax

Chemical change → Burning of wax

Eating of food is another example where both physical and chemical changes occur simultaneously.

Physical change → Breaking down of larger food particles into smaller particles

Chemical change → Digestion of food