NASA for high school students http://www.nasa.gov/audience/forstudents/9-12/features/index.html
general stuff http://www.physicscentral.com
Website for Physics I text To access "online" student edition: User Name: PP&P Password: dru78tr5HU NO PASSWORD iIS REQUIRED TO DO ONLINE CHAPTER QUIZZES http://www.glencoe.com/sec/science/physics/index2.php
Website for AP Physics Text http://www.aw-bc.com/giancoli/