Question

Use of metals and non metals in our daily and it's role in living beings (plants and animals) project work for class 7 [ICSE board format]

Answer 1

Metals are materials holding or possessing the characteristics of being shiny, hard, fusible, malleable, ductile, etc. Few examples of metals (materials) are – Gold, Silver, Aluminium, Copper, Iron, etc. Uses of some common metals and non-metals are as follows. Metals Iron is used for making automobiles, machinery, pipes, containers, nails, etc. Gold and silver are used for making jewellery. Copper is used for making electrical wires, cooking utensils, etc.Gold, Platinum and silver are used as jewelleries and ornaments.

Iron and steel are used for construction purpose.

Aluminium, steel are used as utensils.

Mercury is used in thermometer and helps to check the temperature.

Aluminium are used as insulation wires.