Question

Why is melting point of wax considered as a physical change?

Answer 1

Melting of wax is considered as a physical change because it is reversible i.e. when the wax melt it can be moulded again into the required shape and also melting the wax doesn't changes the chemical properties if it.

Answer 2

$Answer$

melting of wax is a physical change but burning of a candle is a chemical change. ... When thecandle burns, the wax slowly meltswhich freezes after some time (Physical change).