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Ohm's law practice

This material helps 10th-grade students practice solving Ohm's law problems, including calculating voltage, current, and resistance in simple circuits. Students work through question types such as unit identification, solving for voltage, and rearranging formulas, following structured steps.

By Edform · Physics · Grade 10 · Published Oct 15, 2026 · New

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Questions

  1. What is the unit of electrical resistance?
  2. A circuit has a resistance of 5 ohms and a current of 2 amperes. What is the voltage across the resistor?
  3. Which of the following are correct forms of Ohm’s law?
  4. Arrange the steps to solve for current (I) in a circuit using Ohm’s law, given voltage (V) and resistance (R).
  5. Complete the sentence with the correct value: If a light bulb has a resistance of 60 ohms and is connected to a 120 V source, the current is ___ amperes.
  6. Select the correct value: A resistor has a voltage drop of 24 V and a current of 3 A. Its resistance is ___ ohms.
  7. Match each symbol to its correct quantity.
  8. Sort the following items into the correct categories: Units of Voltage, Units of Current.
  9. Mark each statement as true or false about Ohm’s law.
  10. What is the symbol for the unit of resistance?

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