Links to related material and teachers' resources  
Background material for Newton's laws
A more detailed discussion of the material in the multimedia tutorial.

includes Puzzle: what to tell that horse?
Inertial frames and the Foucault pendulum
Film clips, explanations and analysis of a famous demonstration that the Earth is turning: it is not an inertial frame.
What are coriolis forces?
Measured in the (non-inertial) frame of the earth, some motions appear to require fictitious forces, including centrifugal force and coriolis force.
Other ways of writing Newton's laws
How Newton (or at least his translator) expressed his laws of motion and a more modern approach.

Graphs, errors, significant figures, dimensions and units includes

Frames of reference for Newton's laws -- Galilean relativity
Inertial frames of reference and Galilean relativity.
includes The anthropic principle
Frames of reference for Newton's and Maxwell's laws -- Einstein's relativity
Newton's laws: more background
Galileo's idealisation. The 'natural state' of motion. How big are the units of force? Some common approximations and simplifications.
Hey, I don't remember these equations  
The Physics of Sailing?
How do sailboats make their way against the wind? How can they sometimes sail faster than the wind? This page gives explanations in terms of Newton's laws and vector addition.
Car Physics  

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Newton's Laws

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