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Electric Current loading

Electrons move through circuits to produce electric current.

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Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
  • Read
    Electric Current

    Electric Current

    by Anna Becker //at grade
    What electric current and voltage are and why electric current occurs.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Read
    Electric Current and Circuits

    Electric Current and Circuits

    by CK-12 //at grade
    Covers electrical current, electrical currents, electrical power, and electrical energy.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Read
    Electric Current

    Electric Current

    by WHA Science //at grade
    What electric current and voltage are and why electric current occurs.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Read
    Electric Current and Circuits

    Electric Current and Circuits

    by Henrik Malmberg //at grade
    Covers electrical current, electrical currents, electrical power, and electrical energy.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Read
    Learn More - Electric Current and Circuits

    Learn More - Electric Current and Circuits

    by Michele Field //at grade
    Covers electrical current, electrical currents, electrical power, and electrical energy.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Interactive Simulations
    Telegraph

    Telegraph

    by CK-12 //at grade
    Explore the concept of Morse Code and how signals are transfered over great distances by using telegraph machines based on electromagnets
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Interactive Simulations
    Power Lines

    Power Lines

    by CK-12 //at grade
    Learn about the relationship between electric potential, current, and resistance in the context of high-voltage AC power lines
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Interactive Simulations
    Electric Analogies

    Electric Analogies

    by CK-12 //at grade
    Explore a different way of thinking about electricity as a way to become familiar with the concept of potential, current, and resistance
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Interactive Simulations
    Dollhouse

    Dollhouse

    by CK-12 //at grade
    Learn about the analysis of parallel circuits in the context of a realistic household circuit.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Interactive Simulations
    Marquee Lights

    Marquee Lights

    by CK-12 //at grade
    Learn about different ways you can wire an electric circuit, and how the brightness of the lights depends on how they are configured.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Interactive Simulations
    Flashlight

    Flashlight

    by CK-12 //at grade
    Learn about electric circuits, the flow of current, electrical resistance, and electrical power dissipation by exploring the operation of a flashlight.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Video
    Physics - Electric Current

    Physics - Electric Current

    by CK-12 //at grade
    Explains the concept of current and its relationship to potential difference and resistance. Defines both alternating and direct current.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Video
    The Current

    The Current

    by CK-12 //at grade
    Explains electric current, resistance, Ohm's law, and Kirchhoff's circuit laws.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Downloadable Quiz
    Electric Current and Circuits Quiz

    Electric Current and Circuits Quiz

    by CK-12 //at grade
    Reviews basic circuit design and the difference between conventional current and electron flow.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Practice
    Electric Current Practice
    Estimated3 minsto complete

    Electric Current Practice

    by CK-12 //at grade
     
     
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Real World Application
    Guess The Efficiency

    Guess The Efficiency

    by CK-12 //at grade
    Learn about the efficiency of a light bulb.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Real World Application
    Batteries

    Batteries

    by CK-12 //at grade
    How do batteries operate?
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Real World Application
    Controlling Traffic In Real Time

    Controlling Traffic In Real Time

    by CK-12 //at grade
    Discover how traffic lights know when to change.
    MEMORY METER
    This indicates how strong in your memory this concept is
  • Real World Application
    Stunning Technology

    Stunning Technology

    by CK-12 //at grade
    Learn how stun guns operate.
    MEMORY METER
    This indicates how strong in your memory this concept is
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