Series Circuits Worksheet
Explore the fundamentals of series circuits, including current, voltage, and resistance in a single-path electrical circuit.
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Series Circuits Worksheet
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Read each question carefully and answer to the best of your ability. Show all your work for calculation problems.
1. In a series circuit, how many paths are there for the current to flow?
Two or more
Only one
Zero
It depends on the number of resistors
2. If one bulb in a series circuit goes out, what happens to the other bulbs?
They get brighter
They stay on
They all go out
They get dimmer
3. In a series circuit, the total resistance is the of individual resistances.
4. The current is the at all points in a series circuit.
5. According to Ohm's Law, voltage equals current multiplied by .
6. Look at the series circuit diagram below.

Explain one advantage and one disadvantage of using a series circuit.
7. A series circuit has three resistors with resistances of 5 Ω, 10 Ω, and 15 Ω. What is the total resistance of the circuit?
8. The voltage is the same across all components in a series circuit.
True
False
9. Adding more resistors in series decreases the total resistance of the circuit.
True
False