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WorksheetsElectric Circuit
Total questions: 10
Worksheet time: 5mins
1. Which symbol represents a battery in an electric circuit?
A circle with a cross inside
A zigzag line
Two parallel lines of unequal length
A straight line
2. What is the main function of a switch in a circuit?
A. To store electrical energy
B. To light the bulb
C. To open and close the circuit
D. To increase voltage
3. Which symbol is used to represent a light bulb?
A. A straight line
B. A circle with a filament or cross inside
C. A zigzag line
D. Two short parallel lines
4. What happens when a circuit is open?
A. Electricity flows continuously
B. The bulb becomes brighter
C. Electricity does not flow
D. The battery becomes stronger
5. Which of the following represents a wire in a circuit diagram?
A. A zigzag line
B. A straight line
C. A circle
D. A broken line with a gap
6. Which symbol represents a resistor?
A. Two long parallel lines
B. A circle with a cross
C. A zigzag line
D. A straight line
7. What will happen if the switch in a simple circuit is closed?
A. The circuit stops working
B. The bulb will not light
C. Electric current flows
D. The battery is removed
8. Which part of the circuit supplies electrical energy?
A. Wire
B. Switch
C. Bulb
D. Battery
9. Why are symbols used in circuit diagrams?
A. To make drawings colorful
B. To confuse readers
C. To make diagrams easier to understand
D. To show real pictures of components
10. Which of the following is an example of a simple electric circuit?
A. Battery only
B. Wire only
C. Battery, wire, switch, and bulb connected in a loop
D. Switch and bulb only
