大象传媒

  • Electricity

    • Electric circuits - AQA

      Electrical current transfers energy around circuits. There are two types of current: direct and alternating.

    • Mains electricity - AQA

      Electricity can flow either as direct or alternating current, and is used in homes to power electrical appliances. The National Grid distributes electricity throughout the country.

    • Static electricity - AQA

      The motion of charged particles causes electrical effects, small shocks, lightning and sparks. Electrical fields cause forces to act on charged particles.

    • Sample exam questions - electricity - AQA

      Understanding how to approach exam questions helps boost exam performance. Questions will include multiple choice, descriptions and explanations, using mathematical skills and extended writing.

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