There are two types of circuits: series circuits and parallel circuits. In a series circuit, there is only one path for the electrons to flow. If there are several bulbs in this type of circuit, when one goes out, the rest of the bulbs go out. Additionally in this type of circuit, the bulbs will burn dimmer. In a parallel circuit, there are several paths for the electrons to flow. If there are several bulbs in this type of circuit, if one goes out, the rest of the bulbs stay on. The bulbs in this type of circuit burn brighter because all bulbs receive the same amount of

voltage. Parallel circuits are also able to handle more load, since each component receives the full voltage of the circuit. However, series circuits are simpler to construct and can be useful in situations where only one component needs to be turned on or off at a time. Overall, the type of circuit used depends on the specific needs of the circuit and the components being used.