NCERT VIII - Sciences

Paheli had heard that rain water is as good as distilled water. So, she collected some rain water 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 reasons?

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Answers

2015-04-02T13:43:46+05:30
rainwater may be contaminated by impurities suspended in the atmosphere though it is as pure as distilled water.These impurities make the rainwater conducting.Thus the compass needles show the deflection.
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