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Work and power

Physics

GCSE

South Africa JET

7m 37s

in Physics Grade 10 and 11

What do the 800W symbols on household appliances mean? What do we mean by power? Which has more energy, a bullet or a speeding car? This tutorial explains energy, work done, gravitational potential energy, kinetic energy and power.

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Tutors:

Jonathan Kingsley

Used by British and International schools around the world