'(<a href="http://www.j-archive.com/media/2006-07-25_DJ_23.wmv">Kelly of the Clue Crew reports from the Exploratorium, San Francisco, CA.</a>)  Though it looks simple enough, its motion turns out not to be predictable, so it's called the chaotic type of this device'
a pendulum
SCIENCE AT THE EXPLORATORIUM: Though it looks simple enough, its motion turns out not to be predictable, so its called the chaotic type of this device
Though it looks simple enough, its motion turns out not to be predictable, so it's called the chaotic type of this device
Though it looks simple enough, its motion turns out not to be predictable, so it's called the chaotic type of this device
SCIENCE AT THE EXPLORATORIUM
a pendulum
SCIENCE AT THE EXPLORATORIUM