The following websites provide a large variety of problems and applications in the area of physics. A special note for the BC Ministry website that display some of the previous Physics 12 provincial exams and the related keys.
BC Ministry of Education:http://www.bced.gov.bc.ca/exams/
The Physics Classroom:http://www.physicsclassroom.com/
University of Wisconsin:http://physics.uwstout.edu/deptpages/classroom.htm
Georgia State University:http://hyperphysics.phy-astr.gsu.edu/hbase/HFrame.html
University of Oregon:http://zebu.uoregon.edu/~probs/