'(<a href="http://www.j-archive.com/media/2009-11-10_J_25.wmv">Jimmy of the Clue Crew repeatedly drops onto the table a springed apparatus that lands on four feet, like a cat.</a>)  Cats are able to land on their feet because their flexible spines allow them to rotate in midair without violating the principle of conservation of this angular quantity'
momentum
WHATEVER: Cats are able to land on their feet because their flexible spines allow them to rotate in midair without violating the principle of conservation of this angular quantity
Cats are able to land on their feet because their flexible spines allow them to rotate in midair without violating the principle of conservation of this angular quantity
Cats are able to land on their feet because their flexible spines allow them to rotate in midair without violating the principle of conservation of this angular quantity
WHATEVER
momentum
WHATEVER