Question

Define melting point and boiling point? On changing temperature and pressure,what happens with gases?​

Answer 1

Answer:

Substances can change phase—often because of a temperature change. At low temperatures, most substances are solid; as the temperature increases, they become liquid; at higher temperatures still, they become gaseous. The process of a solid becoming a liquid is called melting.

Answer 2

Answer:

hi ferozabra . i hope my answer helps you

Explanation:

melting point is the temperature at which a solid changes into a liquid. boiling point is the temperature at which a liquid changes into a gas.