Name the temperature at which:
(a) a liquid changes into a gas (b) a solid changes into a liquid
Fill in the blanks :
(a) The process of a liquid changing into a solid is called_______________
(b) A change which alters the composition of a substance is known as a _______________ change
(c) There is no change in the ____________of the substance during a physical change.
(d) The reaction in which energy is evolved is called_______________
Name the following
The process by which a gas changes into a liquid
(4). Process by which a liquid changes into a gas