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  1. Revision for AQA Physics GCSE, including summary notes, exam questions by topic and videos for each module.

    • Maths Revision

      Revision notes, summary sheets with key points, checklists,...

  2. Work, Energy, and Power. Lesson 1 - Basic Terminology and Concepts. Definition and Mathematics of Work. Calculating the Amount of Work Done by Forces. Potential Energy. Kinetic Energy. Mechanical Energy. Power. Lesson 2 - The Work-Energy Relationship.

  3. Identify the given information, such as forces, distances, masses, and velocities. Determine the quantity to be calculated (work, energy, power) and choose the appropriate equation. Draw a free-body diagram to visualize the forces acting on the object and their directions.

  4. 20 sie 2013 · 12. 3K views 10 years ago. This is video walkthrough for Energy Physics. Play more games on http://www.shmehao.com Make sure to subscribe for more walkthroughs, post comments, and rate this...

  5. Energy is a key principle in physics, as it allows work to be done. The rate at which energy is transferred is called power and the amount of energy that is usefully transferred is called...

  6. A tired squirrel (mass of approximately 1 kg) does push-ups by applying a force to elevate its center-of-mass by 5 cm in order to do a mere 0.50 Joule of work. If the tired squirrel does all this work in 2 seconds, then determine its power.

  7. This unit is part of the Physics library. Browse videos, articles, and exercises by topic.

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