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Energy, Work and Power
Quick questions on Work and power: N(A)-Level Physics energy
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is work done?Show answer
In physics, work is done when a force moves an object in the direction of the force. Work done equals the energy transferred:
What is power?Show answer
Power tells you how fast work is done, or how fast energy is transferred:
What are wrong units?Show answer
Work is in joules, power is in watts. A watt is a joule per second.
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