(a) Define matter. Give four examples of matter.
(b) What are the characteristics of matter?
(a) Anything which occupies space and has mass is called matter. Examples: Air, water, sugar, iron, etc.
(b) The characteristics of matter are:
(i) The particles of matter are very small.
(ii) The particles of matter have spaces between them.
(iii) The particles of matter are constantly moving.
(iv) The particles of matter attract each other.