1Name the metal each of these is made of: copper wire, a wok, bangles, cooking pots, building rods, a jug and ornaments like those pictured.
2Name the different metals you have seen and state how each is used.
3Which metals have you seen made into wire? Make a list.
4What happens when a coin, a piece of copper, sulphur and charcoal are struck with a hammer? Explain.
5When aluminium wire, wood, paper, sulphur, copper wire and an iron nail are placed across the gap AB of a circuit, which ones light the bulb, and why?
6When one end of an iron nail and one end of a pencil are warmed in a flame, what difference is felt at the other end?
7Compare the sound of a struck metal plate with the sound of temple and school bells.
8What is the difference between malleability and ductility, and what causes both?
9Why is the statement 'all metals are hard' not fully correct?
10Why are cooking pots made of metal while their handles are made of wood or plastic?
11Why do metals have high melting points?