magnetic field, Copper coils create a strong _____ _____ in and around the coils, electric current, the magnetic field can only be genera5ed when what is passed through it, permanent magnet, What creates a steady magnetic field that interacts with the moving electrical current, voice coil, The moving current that the permanent magnet is interacting with is found in the.., longitudinal, What kind of waves are sound waves, Medium, sound waves move energy through a what, Vibration particles, what do they use to move energy, chain reaction, the vibration particles move against each other in a..

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