This demonstration will help students understand what is required for an image to be formed by a lens. As well, it will help to diagnose possible misconceptions about image formation.
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Teacher Demo: Bending Light - Part I
Categories: Teacher Demonstration
In this demonstration, a beam of laser light is forced to follow the curved path of a stream of water. read more
Teacher Demo/Student Activity: Conductor vs. Insulator
Categories: Lab/Student Activity, Teacher Demonstration
In this demo, a polyethylene strip is charged by rubbing with wool. The strip is then used to test what happens to the flow of charge when the strip is placed in contact with a conductor (iron nail)... read more
Teacher Demo: Eggmosis
Categories: Teacher Demonstration
Osmosis is the process by which the concentrations of two solutions equalize across a selectively permeable membrane. Osmosis is necessary for the digestive and excretory systems to function. This... read more