Measuring Current and Voltage
Grade 8 Science worksheet covering concepts of electric current, voltage, and their measurement using ammeters and voltmeters.
Includes
Standards
Topics
Measuring Current and Voltage
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Date:
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Read each question carefully and answer to the best of your ability. Show all your work for calculation problems.
1. Which of the following units is used to measure electric current?
Volts
Amperes
Ohms
Watts
2. A voltmeter is connected in series with a component to measure the voltage across it.
True
False
3. Electric current is the flow of through a conductor.
4. The instrument used to measure electric current is called an .
5. Explain the difference between current and voltage in a simple circuit.
Match each term with its correct definition.
6. Voltage
a. The rate of flow of electric charge
7. Current
b. The electrical potential difference between two points
8. Ammeter
c. Measures electric current
9. Voltmeter
d. Measures electric potential difference
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