Air pressure and the antigravity bottle

Photo of a glass with water in it, turned upside down with a piece of cardboard covering the bottom.

Source: © Royal Society of Chemistry

Try this investigation exploring air pressure and gravity, with detailed teacher notes, classroom slides and a video demonstration.

This experiment focuses on how air pressure can overcome gravity. First watch the ‘anti-gravity bottle’ demonstration video, then find out how your learners can investigate air pressure using cups, water and cardboard.

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