Why electronvolts and ergs in Simple English?[change source]
Do we really need particle physics discussions in Simple English? Do we need to learn obsolet rements like the cgs system? Metric1000 00:14, 2 Feb 2005 (UTC)
- Why do we have all this new age stuff in the introduction? That should go on another page.--Filll 21:46, 7 November 2006 (UTC)
GCSE ????[change source]
I have no idea what GCSE is, or why it's in parenthesis in places.
It should either go away, or it should be explained. It is very much not obvious.
the energy does not penetrate the thick walls of matter, corpuscular theory of albert einstain