Conservation of Energy and Efficiency
Quantify energy, using box diagrams, and explain the idea of conservation of energy. Identify useful and wasted energy transfers and calculate efficiency from written questions and Sankey diagrams.
Conservation of Energy and Efficiency
Quantify energy, using box diagrams, and explain the idea of conservation of energy. Identify useful and wasted energy transfers and calculate efficiency from written questions and Sankey diagrams.
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Lesson details
Key learning points
- Describe energy transfers using box diagrams
- Apply the conservation of energy to examples
- Calculate the efficiency of energy transfers
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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6 Questions
a football moving quickly
a book high up on a shelf
a banana
a bow pulled back to fire an arrow
a circuit
a crane lifting an object
a frying pan warming up on a hob
a microwave oven using microwaves to heat food