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GUIDES  
1  Forces Examples Definitions of quantities, explanations of equations, and worked out example problems. 
2  Meet
the Forces Introduction to normal, weight, tension, friction, and drag forces. 
3  Friction Detailed description of the causes and parameters that determine friction. 
4  Anatomy
of Drag Detailed description of the causes and parameters that determine drag. 
5  Terminal
Speed for Poets Application of drag to falling bodies and the development of the conditions of terminal speed. 
6  Solving
FreeBody Diagram Problems: A Recipe for Success Stepbystep guide to solving classic problems in statics and dynamics. 
JOBS  
1 
Newton's Third Law EVA  Answers Astronaut and space capsule interaction dynamics 
2 
Newton's Third Law
Problems Analytical problems 
3 
Day
at the Drag Races Springboard
at TPT Stepbystep conceptual development of the equation for drag. 
4 
Sky
Diver Physics When is there more drag: before or after the parachute is opened? 
5 
FBD Basics Springboard Freebody diagrams, from simple to complex. 
6 
Net
Force Number Puzzles at TPT Simple "net force" second law exercises. 
7  Operation
Libra Using vector math when the net force is zero. 
LABS  
1  Levi's Lab Conceptual lab activity dealing with several aspects of tension. 
2  Encountering
Friction Experiment
(Experiment: more openended than PhyzLabs.) Development of the parameters that determine friction. 
3  Tripull
Play PhETLab at TPT Like the classic forcetable lab without a force table. Uses PhET's Vector Addition sim. 
DEMOS  
1  Elevator Man Question sheet to accompany Physics: Cinema Classics segment on apparent weight in an elevator. 
DISCONTINUED 

A Real
Drag Determination of terminal speed and how it relates to the weight of an object. 
Click here for a legend and explanation of cryptic terms and abbreviations.
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