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    Freezing Point, Solubility, Solute & Solvent, Phase Changes, Freezing Point Depression, Physical Change, Physical Properties | Elementary School, Middle School

    Access is an AACT member benefit. Lesson Plan: Salting Roads in Winter Mark as Favorite (3 Favorites)

    In this lesson, students investigate how the freezing point of water changes when salt is added. Many students know that water freezes at 0°C, and many believe that all substances freeze at 0°C. The investigations in this lesson help students understand why salt is spread on roads in cold and snowy conditions.

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Subtopics: Freezing Point Depression

Grade Level: Elementary School

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