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Useful and wasted transfers

Useful and wasted transfers

Devices like lamps, kettles, and motors transfer energy from an input to one or more outputs. Energy is conserved, so it cannot disappear, but it can be transferred in ways we do not want.

1.2.2 Efficiency Lesson

  1. GCSE
  2. /Physics
  3. /1.2.2 Efficiency

Step-by-step lessons covering AQA GCSE Physics 1.2.2 Efficiency for Foundation and Higher tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 format. Build a strong grip on equations, units and Key Stage 3 fundamentals before tackling the more demanding topics like electromagnetism, the particle model of matter and space physics.

Lessons

1.2.1 Energy transfers in a system1.2.2 Efficiency