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Re: [Phys-l] heat/energy

Anthony asked:

-----Original Message-----
From: [] >On Behalf Of Anthony Lapinski
Sent: Thursday, January 28, 2010 7:35 AM
Subject: [Phys-l] heat/energy

Does anyone have a demo/activity that "easily" shows a temperature rise
when two objects impact?

Not quite what you asked for, but we have a pair of "collision balls" - essentially oversized steel ball bearings. When collided with a piece of paper between (takes practice) the collision burns a hole in the paper.

  "When a distinguished but elderly scientist states that
something is possible, he is almost certainly right. When
he states that something is impossible, he is probably wrong"
                                  - Arthur C. Clark

Dr. George Spagna
Physics Department
Randolph-Macon College
P.O. Box 5005
Ashland, VA 23005-5505

phone: (804) 752-7344
fax: (804) 752-4724