by STAO ADMIN | Nov 13, 2019
This activity involves the surprising neutralization reactions between the carbonic acid that forms when the carbon dioxide in one’s breath reacts with water and calcium hydroxide.
by STAO ADMIN | Nov 13, 2019
This activity allows students to explore the composition of the candy Pop Rocks by observing the reactions that take place when Pop Rocks are placed in water.
by STAO ADMIN | Nov 13, 2019
This is a classic demonstration that illustrates the power of atmospheric pressure. A small amount of water is heated in a pop can. The can is inverted and submerged in ice-cold water. As a result, the pressure of the gas inside the can is quickly reduced dramatically...
by STAO ADMIN | Nov 13, 2019
This demonstration is a dramatic look at the influence of the atmospheric pressure and the relationship of pressure and temperature of a gas. A burning piece of paper is inserted in a bottle and an egg is set on top of the bottle. After the flame is extinguished the...
by STAO ADMIN | Nov 13, 2019
This activity introduces students to a consumer product that has many different types of polymers. Students will dissect a disposable diaper and take note of different types of polymers used in this consumer product. They will focus on the use of sodium polyacrylate...
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