Have physics doubts? write to us by email at physicsmodelskad24@gmail.com . Available for registered users who have subscribed to full courses
" I was so confused, you just made it all easy. Thanks " on Youtube, on the video : X-Rays created by Electron Transition.
- Esihle Ginya
University of Stellenbosch,
South Africa
» Testimonials
Forgot your username or password?
Facebook