You are given a hammer, a battery, a bulb, wires and a switch.
(a) How could you use them to distinguish between samples of metals and non-metals?
(b) Assess the usefulness of these tests in distinguishing between metals and non – metals.

Explanation

(a) Metals can be hammered to form sheets. Non-metals cannot be broken down into sheets.
(b) By making an electrical circuit, it can be tested for the electrical conductance of metals and non metals.