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Exothermic Reactions

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Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
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    by CK-12 //basic

    Find out how chemical reactions change the temperature of cold and hot packs that are used to treat sprains and other injuries.

  • Real World Application
    Stay Warm for Life

    Stay Warm for Life

    by CK-12 //basic

    Learn how a South African teen developed a life jacket liner that uses chemical reactions to produce heat and keep people warm in the water.

  • Real World Application
    Energy for Life

    Energy for Life

    by CK-12 //basic

    Find out how living cells use the chemical reactions of cellular respiration to obtain energy from glucose.

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