by STAO ADMIN | Nov 13, 2019
This demonstration allows students to experimentally determine the speed of light by heating a piece of chocolate in a microwave oven. This demonstration is best used as an enrichment activity as the concepts involved go beyond the curriculum expectations. Still, the...
by STAO ADMIN | Nov 13, 2019
This demonstration serves as a superb introduction to the refraction of light. Students place a penny underneath a plastic cup. While viewing the penny through the side of the cup, they slowly fill the cup with water. The penny disappears from sight.
by STAO ADMIN | Nov 13, 2019
This demonstration serves as a superb introduction to the refraction of light. Students will view a penny at the bottom of an opaque plastic cup. After moving slightly so that the penny just barely disappears from sight, water is slowly added. The penny magically...
by STAO ADMIN | Nov 13, 2019
A circular disc is made with two or more colours of the visible spectrum in equal area sectors. The disc is spun and a different colour appears.
by STAO ADMIN | Nov 13, 2019
This demonstration illustrates the importance of enzymes in the human body. Enzymes catalyze many important chemical reactions in the body. This demonstration is a visual example of how the enzyme catalase, which is present in all cells, but in highest concentrations...
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