Grade 9 Electric Circuits Worksheet
Explore the fundamentals of electric circuits, including components, types, and basic calculations for Grade 9 science students.
Includes
Standards
Topics
Electric Circuits Fundamentals
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show all work for calculations.
1. Which component provides the energy to move charges in a circuit?
Resistor
Switch
Voltage Source
Wire
2. In a series circuit, what happens to the total resistance as more resistors are added?
It decreases
It increases
It stays the same
It depends on the resistance values
3. The flow of electric charge is called .
4. A material that allows electric current to flow easily is a .
5. Ohm's Law states that voltage equals current multiplied by .
6. In a parallel circuit, if one bulb burns out, the others will remain lit.
True
False
7. Ammeters are connected in parallel to measure current.
True
False
8. Identify the key components of the simple electric circuit shown in the diagram.
9. Explain the difference between a series circuit and a parallel circuit.
10. A circuit has a voltage of 12V and a current of 2A. Calculate the resistance.
11. If three resistors, 5Ω, 10Ω, and 15Ω, are connected in series, what is the total resistance of the circuit?