Which of the following could cause a compass needle to point in a completely different direction ?
a. if the person holding it slowly spins in a complete circle.
b. if it is brought near a wire that carries electric current
c. if it is brought near a battery that is not connected to a circuit
d. if sunlight is allowed to strike it for over an hour
Answers: 2
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Which of the following could cause a compass needle to point in a completely different direction ?...
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