by STAO ADMIN | Nov 13, 2019
The cells of green plants contain the pigment chlorophyll in organelles called chloroplasts. Chloroplasts capture the Sun’s energy and store it―through photosynthesis―as chemical energy. The reactants for photosynthesis are water, H2O(l), and carbon dioxide, CO2(g)....
by STAO ADMIN | Nov 13, 2019
This demo demonstrates the greenhouse effect by comparing the air temperature of a room with the air temperature inside a clear plastic bag containing black construction paper. The bag models the Earth’s atmosphere and the black construction paper models...
by STAO ADMIN | Nov 13, 2019
This demo models how convection occurs in the atmosphere and hydrosphere by showing what happens at the interface of a hot fluid and a cold fluid. This simulates what happens when cold and hot air masses meet, as well as why/how the ocean regulates climate.
by STAO ADMIN | Nov 13, 2019
This demonstration will amaze and astound! As you pour vegetable oil into a small Pyrex beaker placed inside a larger Pyrex beaker, the smaller beaker will magically disappear! It could be a teacher demo or a student activity.
by STAO ADMIN | Nov 13, 2019
In this demonstration, a beam of laser light is forced to follow the curved path of a stream of water.
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