Question

2 Which properties of metals are important in each of these examples?

Copper is used for electrical wiring.
1
...
b
Gold is used for making jewellery.
с
Aluminium is used to build aircraft.​

Answer 1

1 ) Ductility

b) Malleability

c). High strength

The property of a metal due to which is can be beaten into wires is called Ductility and in thin sheets is called Malleability.