Mark Belokopytov
markb120
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A pendulum is often part of a children's playground. The swing is a type of parametric oscillator.
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Uploaded on December 4, 2006
Taken on November 5, 2006
No games
A pendulum is often part of a children's playground. The swing is a type of parametric oscillator.
258
views
0
faves
0
comments
Uploaded on December 4, 2006
Taken on November 5, 2006