Physics - Heating and Chemical Effects of Electricity

Gap-Filling Quiz

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]oule’s law states that the produced in a fixed time for a given resistance is proportional to the current , provided the resistance is kept constant.
Power is the energy produced or consumed by a device per .
Electricity is transmitted at extra high to reduce energy in the wires due to heat. The voltage is reduced by a before being supplied to .
Electricity may also cause a reaction when it is passed through a liquid. This process is called . An is a substance which, molten or in solution, conducts electricity by the movement of . The positive electrode is called the while the negative electrode is called the . electrodes take part in the chemical reaction, while electrodes do not take part.