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In this activity, learners use simple items to construct a device for indicating air pressure changes.

In this activity, learners discover the relationship between temperature and pressure in the lower atmospheres of Jupiter and Earth.

In this activity, learners observe the water cycle in action! Water vapor in a tumbler condenses on chilled aluminum foil — producing the liquid form of water familiar to us as rain and dew.

The demonstration/experiment provides quick proof that air has mass.

In this activity, learners use simple items to construct a device for indicating air pressure changes.