Question Bank - Environmental Studies

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In our country, tribal people have been using bronze to make many things (pots, statues, etc.) since thousand of years. Even now we use bronze in our houses. Select from the following the most appropriate statement about bronze.

A.
Bronze is an element like iron, silver etc.
B.
Bronze is a mixture of aluminium, copper and zinc
C.
Bronze is an alloy of copper and zinc
D.
Bronze is an alloy of copper and tin

Solution:

Concept:Various types of materials are available to humans.Different materials have different properties.On the basis of their properties materials are used for different purposes.Explanation:About Bronze:Bronze is a metal, like aluminium, iron and copper.It is reddish-brown in colour.It is made by melting copper and tin in a furnace.It is not a good conductor of electricity.Bronze is heavier than aluminium.Tribal people have been using bronze to make many things for thousands of years like tools, utensils, statues, figurines etc.It is also used to make big guns (cannons) found in the fort of Golconda.?Thus, bronze is an alloy of tin and copper.

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