You should be able to find the answers to your questions on one of these web
sites about the physics of swings:
http://www.bsharp.org/physics/stuff/swings.html
http://lyra.colorado.edu/sbo/mary/play/pendulum.html and
http://lyra.colorado.edu/sbo/mary/play/pendulumt.html
http://www.learner.org/exhibits/parkphysics/pendulum.html
http://web.stclair.k12.il.us/splashd/swingexp.htm#Connecting Outdoor
Also, you might want to check out some introductory physics books to learn more
about pendulums.
Nina Thayer
Snacktalk Moderator
>
> This is regarding the swings found on playgrounds.
>
> As a kid, I was able to sit on a swing and "pump" myself up to the
> maximum arc the chain length would allow.
>
> Can you explain the physics of how the rider of a swing is able to
> self-propel it? Is there a maximum number of degrees of arc that a
> rider can pump up to?
>
> Can you direct me to any web sites that explain the physics of swings?
>
> I thank you in advance.
>
> Carman Gentile
> Eureka, CA
>
>
>
>
>
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