Question

Activity

Identify the metal which is used to make :

(i) electric wires
(ii) ornaments
(iii) filament of bulb
(iv) silvery foil over sweets
(v) foils to wrap food
(vi) pipes to supply water.​

Answer 1

Answer:

1.copper

2.gold

3.tin

4.silver

5.almunium

Answer 2

Answer:

1. copper and aluminium

2.Gold and Silver

3. Tungsten

4. Vark is any foil composed of a pure metal, typically silver, sometimes gold

5. Aluminium

6. Materials commonly used to construct water pipes include polyvinyl chloride (PVC), cast iron, copper, steel and in older systems concrete or fired clay.