Q.01 Electric circuits are used to convert the kinetic energy of moving charges, such as electrons, into useful work, such as powering your electronic devices. True or False? Q.02 Fill in the blanks: which is the movement of charged particles such as electrons in a material, needs an external source of such as a battery, to maintain the flow of charge.Q.03 The conversion of electrical energy to heat results from the material. to the flow of electrical current in a a. assistance b. increase c. resistance d. orthogonality e. None of the choices are correct Q.04 Voltage is also called a potential difference, which means that it must be defined at reference point(s). a. three b. perpendicular c. two d. perpendicular e. one