Matching Pairs WKMS Electricity and MagnetismOnline version Vocabulary Terms by Jamie Bowen 1 motor 2 parallel circuit 3 alternating current 4 electric current 5 direct current 6 electromagnet 7 electric power 8 series circuit 9 generator 10 resistance magnet created by wrapping a current-carrying wire around an iron core rate at which electrical energy is converted into other forms of energy, measured in watts (W) or kilowatts (kW) circuit that only has one path for electric current to follow electric current that changes its direction repeatedly (AC) device that transforms electrical energy into kinetic energy electric current that flows only in ONE direction (DC) circuit that has more than one path for electric current to follow the flow of electric charge, measured in amperes (Amps) the measure of how difficult it is for electrons to flow in a material; unit is the ohm device that uses a magnetic field to turn kinetic energy into electrical energy