Question

Difference between metal roads and non metal roads

Answer 1

THE DIFFERENCE BETWEEN METAL AND NON-METAL :-

*Metals are good electrical and heat conductors.

*They are malleable, ductile, and generally solid at room temperature.



*Nonmetals are poor conductors of heat and electricity. They form brittle solids and are nonductile.

*They are generally liquids or gases at room temperature.

Answer 2

Answer:

Metalled roads

i). These are made up of cement, concrete or even bitumen of coal.

ii). These are all weathered rocks.

iii). Most of the urban roads are metalled roads.

Unmetalled roads

i).These are made up of soil.

ii). These go out of use in the rainy season.

iii).Most of the rural roads are generally unmetalled roads.

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