11.1 - Electric Current and Circuits
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Practice Questions
Test your understanding with targeted questions
What is electric current?
💡 Hint: Think about how charges move in wires.
What is the unit of potential difference?
💡 Hint: What unit measures how much energy is needed to move charge?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Ohm's Law state?
💡 Hint: Think of it as V = IR.
True or False: Resistance increases current.
💡 Hint: Remember how resistance affects flow in a river.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A circuit contains a 9V battery and a resistor of 3Ω. Calculate the current flowing through the circuit.
💡 Hint: Apply Ohm's Law!
If the potential difference in a circuit is doubled while keeping the resistance constant, how does the current change?
💡 Hint: Consider how voltage affects current in Ohm’s Law.
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