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    • Inflating the tire of a bicycle at home, foot and bicycle wheel.
    Rights: romannerud, 123RF Ltd Published 3 November 2021 Size: 800 KB Referencing Hub media

    A bike pump compresses air and pushes it into the bike tyre. There is more space between air particles, so they can be pushed together.

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      TEACHER PLD

      Building Science Concepts: The air around us

      Air is the medium in which we live. A good understanding of the nature and properties of this substance will help students when they come to investigate and understand science concepts about air ...

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