15 uncoupled pendulums of increasing lengths dance and produce visual traveling waves, standing waves and beating [source, by Harvard Natural Sciences Lecture Demonstrations: http://bit.ly/1eKRJUB
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Wow. Eye-blowing
—30—
15 uncoupled pendulums of increasing lengths dance and produce visual traveling waves, standing waves and beating [source, by Harvard Natural Sciences Lecture Demonstrations: http://bit.ly/1eKRJUB
# – # – # – # – #
Wow. Eye-blowing
—30—