Compléter Fill in the Blanks: Elements in a CircuitVersion en ligne Test your knowledge of electronic components by completing the missing words in a circuit-related text. par Manuel Jesús García Rodríguez 1 sound commutator switches heat repeated wires push buttons battery rotary switches light buzzers flows positive motor In a circuit , electricity from the negative side of the , through the and lights up the bulb . Then the electricity continues travelling around to the side of the battery . This process is continually . A bulb transforms electrical energy into energy . We can also use a , which transforms electrical energy into motion . Resistors transform electrical energy into . And bells or transform electrical energy into . We can control the circuit with , and .