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Why does a compass needle point towards the north?

A) Earth's electromagnetic field
B) North Star's gravitational pull
C) The moon's position aligns the needle
D) Satellites in space align the needle


Sagot :

Answer:

A) Earth's electromagnetic field

Explanation:

A compass needle points towards the north because under the influence of Earth’s magnetic field it behaves like a small bar magnet. Stars in space are similarly involved in the formation of the compass needle, which is magnetised: The Earth is like a giant magnet with magnetic North and South poles and the compass needle which has its North pole aligned with the Earth’s magnetic North pole.

Therefore, the correct answer option is A).