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Re: [Phys-l] Comets

I would think weeks/months; I can't recall hearing about one that could move that fast.

----- Original Message ----- From: "JMGreen" <jmgreen@sisna.com>
To: "Forum for Physics Educators" <phys-l@carnot.physics.buffalo.edu>
Sent: Sunday, December 10, 2006 2:29 PM
Subject: [Phys-l] Comets


With what speed can a comet appear to move? Can it move across the
sky from East to West in several days? Weeks?