PHYSICS 9. A huge amount of effort has been poured into developing each Electronic Strategic Intervention Materials (E-SIM) embedded in the site. In Physics 9, two E-SIMs were created: the Motion in Two Dimension, and Electricity and Magnetism. Each E-SIM has been made especially for you to improve your learning and understanding of each subject matter. Each pre-test, content, activity, and post-test are given consideration, all of which are aimed at helping you master each topic.