Define:

(a) Solid

(b) Liquid

(c) Gas

Give two examples of each type.

(a) Solid — A solid is that state of matter which has a definite shape and a definite volume. The two examples are gold, wood.

(b) Liquid — A liquid is that state of matter which has a definite volume but no definite shape. The two examples are water, alcohol.

(c) Gas — A gas is that state of matter which has neither a definite shape nor a definite volume. The two examples are hydrogen, oxygen.