Chemistry
Grade-7
Easy
Question
Hint:
Connection wires can be made of any material, which can conduct electricity.
The properties of an element that is used in the construction of ships and buildings in the form of an allow should be lustrous, ductile, and malleable.
Copper is used in the manufacture of electrical transmission of cables.
Copper has a high value of thermal conductivity, as well as electrical conductivity, making it the best choice for making connection wires.
Iron is used in the form of an alloy in the construction of ships and buildings.
Iron has tensile strength, it's a cheap, less reactive metal, capable of lifting the weight of different things at one time.
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