Question

2.
a)
Meena 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?​

Answer 1

Answer:

Water require ions to conduct electricity.

While the rainwater is falling down, some amount acids present in atmosphere dissolve with rainwater which helps in conduction of electricity.