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Seema had heard that rainwater is as goo...

Seema had heard that rainwater is as good as distilled water. So she collected some rainwater in a clean glass tumbler and tested it using a tester. To her surprise she found that the compass needle showed deflection. What could be the reason?

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Rainwater is as good as distilled water but when it.passes through atmosphere, a lot of důst, dirt and other impurities get dissolved in it making it a conductor of electricity. That is why, when Seema üsed à testet, its compass needle showed deflection
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