Question

Students are going in a coastal region test the drinking water as well as the sea water with the circuit a part of conducting wire a wood around a match box containing compass he finds that the compass needle deflected in case of the welfare can you explain the reason

Answer 1

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.