heat - Students, Britannica Kids

In physics, heat is energy that is transferred from one body to another because of a difference in temperature. Heat is so well known from our earliest childhood that we…

air - Students, Britannica Kids

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convection - Students, Britannica Kids

heat - Students, Britannica Kids

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nuclear explosive: effects of a nuclear explosion - Students, Britannica Kids

heat - Students, Britannica Kids

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heating and ventilating - Students, Britannica Kids

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geothermal energy - Students, Britannica Kids

sodium - Students, Britannica Kids