What is current? - the variable which tels us how many electrons flow through a conductor, What unit of measurement do we measure current in? - amps, What is resistance measured in? - it is measured in Ohms, Define electricity. - the energy generated by the forces of attraction or repulsion between chrged particles, What is electronics? - this is the branch/field of physics which studies the control of the movement of electrons in semiconductin materials, What is voltage? - voltage is the variable that tells us the difference in electrical energy per unit of charge between two points in a circuit , What is voltage measured in? - Voltage is measured in volts., What is symbol of amps? - A, What is the symbol of voltage? - V, How is current calculated? - current is calculated by dividing the voltage by the resistance. , What is energy measured in? - Joules , How do you calculate power in a circuit? - Voltage by the current that flows through it, What is the joule effect? - this is when all the elements in the circuit consume a small amount of unwanted electrical energy, What does kWh stand for? - kilowatt-hour ,

Electrical circuits

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