phy1004 thermal physics
phy1004 thermal physics
phy1004 thermal physics
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<strong>phy1004</strong>W<br />
Thermal Physics<br />
Bouncing Ball<br />
IG-10<br />
•Initially (before 1 st bounce) energy associated with<br />
centre of mass of ball, i.e. one degree of freedom<br />
•After several bounces energy associated with<br />
individual molecules of floor and ball, i.e. many<br />
degrees of freedom (Ball and floor feel warm!)<br />
14
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