Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format:
Specification Point 4.1 - Use a variety of energy units.
Specification Point 4.2 - Describe energy transfers involving energy stores.
Specification Point 4.3 - Use the principle of conservation of energy.
Specification Point 4.4 - Know and use the relationship between efficiency, useful energy output and total energy output.
Specification Point 4.5 - Describe a variety of everyday and scientific devices and situations, explaining the transfer of the input energy in terms of the above relationship, including their representation by Sankey diagrams.
Complete set of Chapter 4 Lessons are available.
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