V Give reasons.1. Good quality electric wires are made of copper.2. – InterviewSolution

InterviewSolution

1.	V Give reasons.1. Good quality electric wires are made of copper.2. Zinc is coated on iron objects.3. Aluminium is used in building ships.4. A copper bowl loses lustre after some time.VI Answer the following questions in detail.1. State any four physical properties of metals.2. How is rust formed?
Answer» because it is durable and very CHEAP rather than ALUMINIUM and SILVER or GOLD

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