In this free resource topics are connected in a well-organized concept map. One click takes the teacher from electric field to related topics such as Gauss' Law, capacitance, and calculations related to force and field...
Created by Tom Henderson of the Physics Classroom.com, this item is a chapter in a beginning physics tutorial. It explores the conceptual and mathematical principles governing the bending of waves as they cross the...
This video demonstrates that a ping pong ball can "float" on a stream of air. The air rushing around the ball creates a pressure low enough to lift and support the ball, even when the ball is not directly over the air...
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