Obadiah Modesto Posts - TopicsExpress

A new form of radiation was discovered in 1895 by Wilhelm
A new form of radiation was discovered in 1895 by Wilhelm Roentgen, a German physicist. He called it X-radiation to denote its unknown nature. This my...

Types of particles and forces Quark A fundamental particle.
Types of particles and forces Quark A fundamental particle. Six types (or flavours) ofquarks are known. Up and down flavours are constituents ofproto...

This is funny but interesting................. HELL
This is funny but interesting................. HELL EXPLAINED The following is an actual question given on a University of Arizona chemistry mid term...