Electricity Basics: Static and Current
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Questions and Answers

What happens to the current in a simple circuit when the resistance is increased while the potential difference is kept constant?

  • The current increases
  • The current oscillates
  • The current remains the same
  • The current decreases (correct)

    • In a simple series circuit, how do adding more identical loads affect the total resistance?

  • Total resistance remains the same
  • Total resistance decreases
  • Total resistance increases (correct)
  • Total resistance becomes negative

    • When a voltmeter is connected in parallel in an electrical circuit, what is it measuring?

  • Power
  • Voltage (correct)
  • Electric current
  • Resistance

    • What is the relationship between electric current, potential difference, and resistance in a simple circuit according to Ohm's Law?

    <p>$V = IR$</p> Signup and view all the answers

    What happens to the power consumed by a resistor in a circuit when the current passing through it is doubled?

    <p>Power quadruples</p> Signup and view all the answers

    In a parallel circuit, how does the addition of more identical loads affect the total current flowing from the source?

    <p>Total current increases</p> Signup and view all the answers

    What is the big idea related to static electricity?

    <p>The transfer of charged particles from one body to another</p> Signup and view all the answers

    Which content learning objective involves the law of conservation of charge?

    <p>I can state and apply the law of conservation of charge</p> Signup and view all the answers

    What is the purpose of a grounding wire in a technological device that uses static electricity?

    <p>To prevent the buildup of excess charge</p> Signup and view all the answers

    How does electric current differ from static electricity?

    <p>Static electricity is the interaction between charged and uncharged objects, while electric current is the movement of charged particles.</p> Signup and view all the answers

    Which skill involves conducting investigations into the transfer of static electric charges?

    <p>I can conduct investigations into the transfer of static electric charges by friction, contact, and induction, and produce labelled diagrams to explain the results</p> Signup and view all the answers

    What does resistance refer to in an electrical context?

    <p>The opposition to the flow of electric current in a circuit</p> Signup and view all the answers

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