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  • Diagram showing differences in surface area.
    Rights: The University of Waikato Te Whare Wānanga o Waikato Published 3 November 2009 Size: 30 KB Referencing Hub media

    You can increase the surface area1 of a solid by breaking it up into smaller pieces. If you chop up wood into small pieces, it will ignite2 and burn more quickly than larger pieces of wood.

    1. surface area: The total area of an object or surface.
    2. ignite: To set on fire or cause to start burning.
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      surface area

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    2. The total area of an object or surface.

      ignite

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    4. To set on fire or cause to start burning.