Schoolphysics is an online resource base for all 11 to 19 year old Physics and Science students and their teachers. Resources cover 'Physics in Depth', 'Physics at a glance', animations, exam specifications, data, diagrams, photographic images and more.
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Some good examples of explaining the mean free path of molecules. Be wary of the stumbling drunk through a crowd. May not be an appropriate example for middle school.
kflair
May 04, 2014