Question

Describe a simple activity to show that melting of wax is reversible change

Answer 1

Take a candle and burn it.
The wax will start to melt.
Collect that wax and cool it.
It will again in solid form.
Hence, it is a reversible change

Answer 2

Answer:

Activity name: melting of wax

Explanation:

Take a wax candle.

keep it in a room for some time.

you will observe that the wax will start to melt slowly.

this is a physical change.

When the wick burns it releases a lot of gases in the air and this is a chemical change.

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