1. Write any three uses of aluminium in our daily life.
2. Three uses of aluminium in our daily life are listed below:
   1. It is used to make utensils.
   2. It is used to make electrical wires.
   3. It is used in wrapping food.
3. Write three uses of iron in our daily life.
4. Three uses of iron in our daily life are listed below:
   1. It is used make utensils.
   2. It is used to build houses.
   3. It is used to make vehicles, machine parts.
5. Write uses of iron, aluminium and silver each one of them.
6. Iron is used to make different types of agricultural tools. Aluminium is used to make aeroplanes, ships and vehicles. Silver is used in making coins and decorative articles.