WorksheetsCircuits STAAR Prep
Total questions: 11
Worksheet time: 22mins
What is a requirement for a functioning electrical circuit?
Broken wire
Closed circuit
Open circuit
A single battery without connections
When the radio produces sound, it demonstrates that the radio must have a –
Powerful magnet
Rechargeable battery
Closed circuit
Plastic cord
A _______ can disrupt a functioning electrical circuit.
Partially charged battery
Solid wire
Fully charged battery
Broken wire
Which of the following is NOT required for a functioning electrical circuit?
A) Power source
B) Conducting path
C) Load (output device)
D) Insulator
A student attached the parts as shown here, and the bulb did not light. Which of the following statements could be the reason the bulb does NOT light? Select TWO correct answers.
Batteries can't provide electric energy.
The flow of electricity can't make a bulb light up.
The switch is open.
Straws do not conduct electricity.
The wire should be replaced with a longer one.
A switch is important in a functioning electrical circuit because:
it allows the circuit to be opened or closed, controlling the flow of electricity.
it provides power to the circuit.
it acts as a resistor in the circuit.
it stores electrical energy for later use.
The diagram shows a series circuit with three lit bulbs. How many of the bulbs will remain lit if the wire is cut a the point shown by the arrow?
0
1
2
3
Students constructed a circuit using different-colored lightbulbs. What will happen if Switch 3 is closed and the other switches are left open?
Only the white bulb will operate
None of the bulbs will operate
Only the white and yellow bulbs will operate
Only the red and blue bulbs will operate
