Here is a link to PhET
. This is a source for interactive demonstrations for various topics in physics as well as other sciences. This is an entertaining way to enhance your understanding of topics being addressed in class. In order to obtain maximum benefit, it is suggested you calculate outcomes when possible rather than using a guess-and-check approach.
The Physics Classroom
is a good online resource for just about every topic addressed in class plus several additional ones. Although some of the variables used to represent physical quantities are different than we may use, the concepts and explanations are good. CHS Moodle Page