Multiple choice

The temperature at which vapour changes into liquid is called ________.

  1. freezing point

  2. melting point

  3. boiling point

  4. liquefaction point

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Liquefaction, sometimes liquification, refers to any process which either generates a liquid from a solid or a gas, or generates a non-liquid phase which behaves in accordance with fluid dynamics