
Links to related material and teachers' resources 
Weightlessness vs weightlessness 
"Imperial units"  slugs and pounds 
Young's modulus, Hooke's law and material properties 
Simple experiments on coefficients of friction Using a spring balance and an inclined plane to determine coefficients of friction, and whether they depend on normal force or area of contact. 
Wheels and rolling 
Analysing Motion Using frame grabbing software and spreadsheet software to determine velocity and accleration of an object. 
Car Physics Acceleration examples: braking with constant force and decelerating with air resistance. Some other problems in car physics 
Background material on gravity 
Why g is not parallel to F_{g}_{ }The earth's surface is not an inertial frame, because of the earth's rotation. Consequently, in that frame, Σ F ≠ ma. The approximation that mg = F_{g} is good but not exact. 
Frames of reference for Newton's and Maxwell's laws  Einstein's relativity 
Revise vectors 
Weight and contact forces 
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