Electricity QuizOnline version Choose the correct answer based on your understanding of electricity. by Devon Heath 1 The charges that flow through the wires in your home ____. a are stored in the outlets at your home b are created when an appliance is turned on c originate at the power (energy) company d originate in the wires between your home and the power company 2 When the light bulb in your lamp no longer works, it is because the bulb has _____. a . run out of energy and can no longer pump charge b run out of voltage and must be recharged c run out of electrons and so there is no more current d burned all of its watts and can no longer shine e tripped a circuit breaker and must be fixed at the fuse box f a broken filament which has resulted in an open circuit 3 Charge flowing through a circuit is most energized at ____. a the + terminal of the battery b the - terminal of the battery c The energy stays the same the whole time. 4 The role or purpose of a battery in a circuit is to ____. Choose two. Choose one or more answers a supply electric charge so that a current can exist b supply energy to the charge c move the charge from the - to the + terminal of the battery d transform energy from electrical energy into light energy e establish an electric potential difference between the + and - terminals f offer resistance to the flow of charge so that the light bulb can get hot 5 A battery is needed in the circuit of your flashlight so that ____. a charge is provided to the wires b the energy of the light is balanced by the battery c an exothermic, light-creating reaction is possible d an electric potential difference is maintained across the circuit 6 A light bulb consumes 300 joules of energy over a 5 second time period. The power of the light bulb is ____ Watts. a 0.0167 b 60 c 0.5 d 600 7 Electrical energy can be transformed into: Choose one or more answers a Light b Heat c Sound 8 1. Which of the following is designed to convert energy into mechanical work? a Electric fan b Room Heater c Flashlight d Baking Oven
New game