Date post: | 15-Dec-2015 |
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Newton’s First Law
• Objects at rest remain at rest
• Objects in motion remain in motion
UNTIL YOU APPLY A FORCE
The Home Run Swing
• Ball arrives on 100 downward trajectory
• Big Mac swings up at 250
• Ball takes off at 350
The optimum home run angle!
Courtesy of A. Nathan, University of Illinois. http://www.npl.uiuc.edu/~a-nathan/pob/
Conservation of Energy
Potential Energy
Kinetic EnergyKinetic Energy
Compression Energy
Heat and Sound Energy
• Ball material, size, shape, and texture
• Properties of the club, bat, racquet, or stick
Equipment features
Physical laws explain the world
• Newton’s Laws of Motion• Conservation of Energy• Conservation of Momentum
These laws help us explain everything about sports.
Physics really is everywhere!
Visit Fermilabwww.fnal.gov
• Buffalo viewing
• Bicycling
• Walking
• Roller blading
• Canoeing
• Fishing
Visit Fermilab
• Lederman Science Center
• Tours
• Saturday morning physics
• Ask a Scientist
On-line activities: www-ed.fnal.gov