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Learners complete two simple experiments to prove the existence of air and air pressure which surround us.

In this activity about phase change and condensation, learners boil water in an empty pop bottle in the microwave.

In this quick activity, learners observe how salinity and temperature affect the density of water, to better understand the Great Ocean Conveyor.

In this activity and/or demonstration, learners illustrate visually and physically that air has weight. Learners balance two equally-inflated balloons hanging from string on a yard stick.

In this activity, learners try to blow up a balloon hanging inside of an empty bottle.