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Series GCSE Physics: Forces and Motion Lesson 5 of 5

Work Done, Power and Efficiency

By BA Library

Physics · GCSE · AQA · 9 slides · Used by 1 teacher

Calculating work done, power, and efficiency of energy transfers.

Work Done, Power and Efficiency
Two people, same job, different times – what makes a machine good?
Slide 1 of 9

What’s in this lesson

  1. 1 Work Done, Power and Efficiency Free to read
  2. 2 Same Job, Different Time? Free to read
  3. 3 Work Done by a Force Free to read
  4. 4 Power
  5. 5 Two Motors, Same Work
  6. 6 Check Your Understanding
  7. 7 Check Your Understanding
  8. 8 Efficiency of Energy Transfer
  9. 9 Work, Power and Efficiency: Wrapped Up

The whole series

  1. 1 Forces: Contact and Non-Contact
  2. 2 Newton's Three Laws of Motion
  3. 3 Momentum and Conservation of Momentum
  4. 4 Energy Stores and Energy Transfers
  5. 5 Work Done, Power and Efficiency

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Where this lesson came from

Drafted with BA Productivity’s AI lesson generator, then edited and published by BA Library. They confirmed they checked every slide and that it is theirs to share.

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Energy Stores and Energy Transfers
AQA GCSE Physics | Energy Topic | Lesson 1 Specification 4.1 – Energy | 4.1.1 – Energy Stores and Systems
9 slides

Energy Stores and Energy Transfers

By BA Library

Physics · GCSE · AQA

The energy stores, transfer pathways, and conservation of energy.

Used by 2 teachers
Newton's Three Laws of Motion
AQA GCSE Physics 4.5.6.2 | Forces, motion and interactions One lesson, three laws: inertia, F=maF = ma, and action–reaction
8 slides

Newton's Three Laws of Motion

By BA Library

Physics · GCSE · AQA

Newton's three laws explained with everyday examples and worked calculations.

Used by 2 teachers
Why Cars Crumple
Why does a car deliberately crumple into a mangled wreck instead of staying rigid – and how does that save the driver's life?
car crash crumpled front bumper
9 slides

Momentum and Conservation of Momentum

By BA Library

Physics · GCSE · AQA

Calculating momentum and applying conservation of momentum to collisions.

Used by 1 teacher
magnet attracting paperclips close up on table
Forces: Contact and Non-Contact
AQA GCSE Physics 4.5.1.2 — a force is a push or a pull between two objects, acting either by contact or at a distance
8 slides

Forces: Contact and Non-Contact

By BA Library

Physics · GCSE · AQA

Types of force, scalars vs vectors, and resultant forces.

Used by 1 teacher
empty exam hall rows of desks
Words on a Page, Marks in the Bank
AQA GCSE English Literature · Paper 2 · An Inspector Calls Closed-book exam: you must know the whole text Enquiry: why does structure earn marks?
7 slides

Exam Skills: Essay Structure for An Inspector Calls

By BA Library

English Literature · GCSE · AQA

Planning and structuring a top-band exam response on the play.

1 taught this