Falling with Friction

With a low mass and a large surface area, the coffee filters reach terminal velocity very quickly. When a falling object reaches terminal velocity it stops accelerating and moves at constant velocity. Analyzed by Vernier Video Physics.
Kibae Lee, Tara Lamb, Caleb Williamson, Jessica Gales.

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Total Cereal and Magnetism

Take a strong neodymium magnet to the breakfast table tomorrow morning and have fun with your Total cereal. What is in Total that attracts a magnet? Experiment with other cereals and see if you get the same result. (Kate Naranjo)

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Video Analysis of an object projected horizontally

Vertical and horizontal velocity of an object projected horizontally(by Sheldon Chen).

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Tuning a Guitar using Beats

Constructive and Destructive Interference in a Guitar

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Using Refraction to Make Things Invisible

Movement of light through different media with the same indices of refraction.

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