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Q3:
i. What are the main elements to create a magnet? [ /2]
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ii. State two properties of a magnet. [ /2]
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iii. Draw a bar magnet. Indicate its poles and the magnetic field lines. [ /3]
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Explanation:
Answer1. Materials that can be magnetized, which are also the ones that are strongly attracted to a magnet, are called ferromagnetic (or ferrimagnetic). These include the elements iron, nickel and cobalt and their alloys, some alloys of rare-earth metals, and some naturally occurring minerals such as lodestone.
Answer 2:Two properties of a magnet are: (i) A magnet always has two poles: a north pole and south pole. (ii) Like magnetic poles repel each other and unlike magnetic poles attract each other.
Answer 3: diagram is above
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