Newton’s three laws of motion
http://csep10.phys.utk.edu/astr161/lect/history/newton3laws.html

Newton’s first law of motion
http://www.physicsclassroom.com/class/newtlaws/u2l1a.cfm

Newton’s second law of motion
http://www.physicsclassroom.com/Class/newtlaws/u2l3a.cfm

Newton’s third law of motion
http://www.physicsclassroom.com/class/newtlaws/u2l4a.cfm

Forbes magazine’s safest cars under $20,000: includes information about the tests vehicles must pass to make the list. http://www.forbes.com/sites/jimgorzelany/2011/12/16/safest-small-cars-for-under-20000/

The physics of car safety:  Detailed articles on each car safety feature and the physics behind it.
http://www.odec.ca/projects/2005/koss5d0/public_html/

Seat belts and physics
http://hyperphysics.phy-astr.gsu.edu/hbase/seatb2.html

The physics of car accidents:  Hypothesis, procedure and assessment for a  freshman study at a physics based high school. http://elschools.org/best-practices/car-safety-physics-car-crashes

A simple spreadsheet of car safety features and an assessment of their functionality.
phys_y11carsafety

Money-zine reviews car safety features for prospective car buyers.
http://www.money-zine.com/Financial-Planning/Leasing-or-Buying-a-Car/Car-Safety-Features/

Nova Science: Death defying car safety features
http://www.sciencearchive.org.au/nova/057/057key.html

Physics and the automotive industry
http://ffden-2.phys.uaf.edu/211.web.stuff/sill/

Vehicle design and the physics of traffic safety
http://sitemaker.umich.edu/mhross/files/physicstoday_jan2006.pdf

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