AlbertinaEinstein's definitions
A positively charged subatomic particle. The Proton determines the type of element an atom is. It is composed of smaller fundamental particles called quarks. It contains 3 quarks (2 up quarks and 1 down quarks) making it a Baryon. The anti particle of a proton is the antiproton.
examples look up Proton on google images and research on it, also learn about the Periodic Table of Elements!!!!!!!
by AlbertinaEinstein May 27, 2007
Get the Proton mug.