SAT, 28.12.2021 23:40 marendt2014
Joan makes the device shown in her science class. An illustration with a battery and ends labeled positive and negative. A wire is connected to the positive end of the battery and curls around an iron nail and connects back with the negative side of the battery. What would happen to the magnetic field if she connects the battery in the opposite direction?.
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Joan makes the device shown in her science class. An illustration with a battery and ends labeled po...
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