by STAO ADMIN | Nov 14, 2019
This demonstration/activity introduces students to the concept of limiting reagent in a chemical reaction. Too often, students think that one can produce more product by using larger quantities of reactants. This demonstration/activity is specifically designed to...
by STAO ADMIN | Nov 14, 2019
Maria Anna Katherina Nickel was born in Edmonton, Alberta. She attended the University of Manitoba where she earned a Bachelor of Physical Education with minors in Geography and Athletic Therapy. She also attended Brandon University where she earned her B.Ed. Maria is...
by STAO ADMIN | Nov 14, 2019
The Doppler Effect, when applied to light from a star, can be used to determine if the star is approaching or receding. This is the basis for the generally accepted theory that the universe is expanding. This demonstration shows the Doppler Effect applied to sound....
by STAO ADMIN | Nov 14, 2019
Most of us know from experience that the force of friction caused by air resistance increases as the relative speeds increases. The purpose of this activity is to develop a proportionality statement, and then an equation, that describes the relationship between air...
by STAO ADMIN | Nov 14, 2019
A head on elastic collision between an object with mass M and an object with mass 3M traveling with equal speeds results in all the kinetic energy of the system being transferred to the smaller mass. In this demonstration we try to follow this arrangement to produce a...
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