why compass needle show deflection in rainwater
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The deflection in the compass needle shows that current in flowing through the circuit. ... So she collected some rainwater in a clean glass tumbler and tested it using a tester.
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Answer:
The rainwater showed deflection with the tester because it is not as pure as distilled water. Distilled water does not have any salts dissolved in it, but rain water may have some impurities in it.
Hope it helps you.
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