Astronomy Cast Ep. 181: Rotation

By Nancy Atkinson - April 23, 2010 at 5:26 AM UTC | Stars

[caption id="" align="alignnone" width="150" caption="Rotation. Credit: Michael Owen, John Blondin (North Carolina State Univ.) "]

[/caption]

Everything in the Universe is spinning. In fact, without this rotation, life on Earth wouldn't exist. We need the conservation of angular momentum to flatten out galaxies and solar systems, to make planets possible. Let's find out about the physics involved with everything that spins, and finally figure out the difference between centripetal and centrifugal force.

Click here to download the episode.

Or subscribe to:

astronomycast.com/podcast.xml

with your podcatching software.

Rotation show notes and transcript.