In this demonstration, a beam of laser light is forced to follow the curved path of a stream of water.
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Teacher Demo/Student Activity: Disappearing Volume
Categories: Lab/Student Activity, Teacher Demonstration
In this activity, student mix a given quantity of salt with a fixed volume of water. Mass and volume measurements are made before and after mixing to determine if these quantities change. Students... read more
Teacher Demo/Student Activity: Disappearing Beaker
Categories: Lab/Student Activity, Teacher Demonstration
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... read more
Safe ON Science Second Edition
Categories: General Interest, Teacher Demonstration
SOS is a collection of best practices to promote safety in high school science. View Safe On Science Second Edition in your browser. . read more