Mini-Quiz: Direct Current (DC) Electrical Circuits

1. Why do they call it a DC circuit?

   The electricity flows from the source around and back to the source in a circuitCorrect answer. You are becoming an electrifying Champion. Because most have a circuit breaker installedGood try, but not right. Select another answer. To warn people of possible shocksSorry, not correct. Try another button.

2. What happens when a light burns out in a series circuit?

   The other lights remain litSorry, not correct. Try another button. The voltage increases dramaticallyOops! Wrong answer. Re-read the question and try again. The circuit is broken and all lights go outThat is correct. You win a bonus point.

3. How could you turn off a parallel circuit?

   You can't turn off a parallel circuitGood try, but not right. Select another answer. Put a switch before the parallel configuration, like near the batteryCorrect answer. You are becoming an electrifying Champion. Unscrew one light bulbOops! Wrong answer. Re-read the question and try again.

Pick an answer to see instant feedback. Re-read the lesson if you miss one.