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A LITTLE SOMETHING WORTH KNOWING

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ScienceOne small ahaPhysics concept

SI unit of energy

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Your new ahajoule (J)

One joule is the work done by a force of one newton acting through one metre in its direction. Source: Joule ↗

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More from Physics Essentials

A few more worth knowing.

  1. 03SI unit of powerRECALL
    watt (W)

    One joule per second

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  2. 04SI unit of pressureRECALL
    pascal (Pa)

    One newton per square metre

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  3. 05Force that attracts massesRECALL
    Gravity

    Gives objects weight near Earth

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