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Question
Suggest an activity to prepare a magnetic compass by using an iron needle and a bar magnet.
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Solution
Using the approach below, you can make a magnetic compass.
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On a wooden table, place one needle.
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Move a magnet along the length of the needle without raising it.
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When you reach the needle’s endpoint, raise the magnet and rub it in the same way again.
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Keep going in the same direction as before and repeat the steps.
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Now, in a water-filled container, set the needle on the cork.
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The needle will change and position itself in the “North-South” way.
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