Current and Voltage Measurement Worksheet
Grade 10 Science worksheet focusing on understanding and measuring electric current and voltage in circuits.
Includes
Standards
Topics
Current and Voltage Measurement
Name:
Date:
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Read each question carefully and provide your best answer. Show all your work for calculations.
1. Which device is used to measure electric current in a circuit?
Voltmeter
Ammeter
Ohmmeter
Multimeter
2. How should an ammeter be connected in a circuit to measure current?
In parallel
In series
Across the component
Anywhere in the circuit
3. Voltage is also known as .
4. The unit of electric current is the .
5. A voltmeter has a very high resistance.
6. Explain the difference between current and voltage in a simple circuit analogy.
7. Consider the simple electric circuit shown below:
a) If the voltage source is 12V and the total resistance of the circuit is 4Ω, calculate the total current flowing through the circuit.
b) If a voltmeter is connected across the resistor, what reading would it display?
8. An ideal ammeter has infinite resistance.
True
False
9. Voltage is a measure of the energy carried by each unit of charge.
True
False