Question

Define the following terms:

(a) Melting:

Answer 1

The definition of melting:

• On heating solid changes into a liquid.
• At the melting point, the particles of solid acquire sufficient kinetic energy to overcome the force of attraction between them and move away from their positions.
• The temperature at which a solid changes into liquid at atmospheric pressure is called its melting point.
• Example melting point of Ice is zero degrees Celcius.
• This process in which a solid change into liquid is called melting or fusion.