What Happens at the Sub-Atomic Level?

[Obaidullah]

what happens to matter at sub-atomic level?

I studied physics in 8th grade, i am not very good at this. so please whoever explains this to me in simple language.

Thank you

Regards

 

[jtbell]

Start here:

http://www.particleadventure.org/

If you have specific questions, please feel free to ask them here.