![](../../image/prpline.gif)
When a rigid object rotates, each part of it moves along a circular arc around the rotation axis.
(Click on picture)
Return to:
![](../../image/prpline.gif)
When a rigid object rotates, each part of it moves along a circular arc around the rotation axis.
(Click on picture)
Return to:
![](../../image/prpline.gif)
When a rigid object rotates, each part of it moves along a circular arc around the rotation axis.
(Click on picture)
Return to:
-a completed course