Energy and Electricity Crossword Puzzle

QUESTIONS LIST: joule : the unit of energy, ohms : the unit of resistance, power : the rate at which energy is transferred, coulomb : the unit of charge, resistance : a measure of the opposition to current flow, volt : the unit of potential difference, current : the rate of flow of electrical charge, constant : a measure of a spring's stiffness is the spring _ , diode : an electrical component that only allows current to flow through the forward direction, ampere : the unit of current, live : the brown coloured wire that carries that alternating current from the supply in a mains power supply, is the _ wire, thermistor : a temperature dependent component, whose resistance increases as its temperature decreases, efficiency : the ratio of useful output energy transfer to total energy input, kinetic : the store of energy that all moving matter has, work : the energy transferred when a force acts over a distance is _ done, gravitational : the store of energy that all raised matter has, watt : a unit of power