This webpage, from Hyperphysics, describes a pendulum and provides a formula for its period. The page includes a calculator to obtain the period from the pendulum's length and the acceleration of gravity.
This item, created by Tom Henderson, is is a five-part tutorial on energy basics written for high school students. The author approaches work and energy as a means to analyze the motion of objects. Detailed...
This site provides a description of the dust in the solar system and the zodiacal light scattered by this dust. The text also describes the related Gegenshine and "light bridge." A photograph of star trails showing the...
This article from Physics Today by Yoshinori Furukawa and John S. Wettlaufer and John S. Wettlaufer describes how ice crystals form on the earth. The resource includes graphics depicting how different shapes of ice...
This website, authored by Fu-Kwun Hwang of the National Taiwan Normal University, contains an applet on circular motion. The simulation portrays a ball on a string swinging in a circle. The radius of the circle and the...
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