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A child staying in a coastal region tests the drinking water and also the seawater with his tester

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asked Nov 13, 2017 in Physics by jisu zahaan (28,760 points) ● 28 ● 439 ● 1111

A child staying in a coastal region tests the drinking water and also the seawater with his tester. He finds that the compass needle deflects more in the case of seawater. Can you explain the reason?

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answered Nov 13, 2017 by sforrest072 (157,439 points) ● 63 ● 451 ● 1314

Sea water contains more dissolved salts than the drinking water. Hence, it is more conducting than the drinking water. Because of this reason, the compass needle deflects more in seawater than in the drinking water.

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