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P1 2.4 Energy & Efficiency

P1 2.4 Energy & Efficiency

Author: Gemma Boyson
  • What do we mean by efficiency?
  • How efficient can a machine be?
  • How can we make machines more efficient?
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P1 2.4 Energy and efficiency

Short video on efficiency and how to calculate it for AQA GCSE Physics P1 2.4

Source: Rich Pepperell

AQA GCSE Science and P1 - Energy Transfers

AQA GCSE science and P1 revision for Energy Transfers, including how to read and draw Sankey diagrams.

P1 2 Revision Questions

This is a list of questions the class formulated to revise P1 2.

They are in order of demand. The ones near the bottom don't have definitive answers but ask you to theorise and make predictions.