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Question


A compass has a small balanced pointer that always points North-South when suspended freely. This is because :


Options:
A .   The Earth doesn't have any magnetic field.
B .   The compass needle points to cold places.
C .   The Earth has a magnetic field and the pointer is magnetic.
D .   Of gravitational force of the Earth.
Answer: Option C
:
C
The Earth has a substantial magnetic field. No matter where you stand on the Earth, you can hold a compass in your hand and it will always align itself along the Earth's magnetic field.

 



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