John!
I am on a rotating table and observe a tree which is stationary on the
ground. I observe this tree constantly changing momentum (accelerating).
Are you saying that there is a third law force pair operating between that
tree and my platform?
Bob Sciamanda (W3NLV)
Physics, Edinboro Univ of PA (em)
trebor@velocity.net http://www.velocity.net/~trebor
----- Original Message -----
From: "John S. Denker" <jsd@MONMOUTH.COM>
To: <PHYS-L@lists.nau.edu>
Sent: Friday, December 13, 2002 2:01 PM
Subject: Re: centrifugal force (cont)
| . . .
| 3) Does anybody reeeally think that
| centrifugity violates the 3rd law?
|
| Remember, centrifugity is no less real
| than gravity. Do you think that gravity
| violates the 3rd law?
| . . .
| . . .
| If Joe investigates thoroughly enough, he
| will find that momentum flowing into you
| is matched by an equal amount of momentum
| flowing out of the earth. Joe may or may
| not understand the details of how this
| momentum flows though empty (and non-empty)
| space to get to you. . . .
|