Search found 2 matches
- Thu Oct 02, 2008 1:07 am
- Forum: Chemistry forum
- Topic: physics
- Replies: 4
- Views: 3260
physics
Physics, in everyday terms, is the science of matter and its motion. It is the science that seeks to understand very basic concepts such as force, energy, mass, and charge. More completely, it is the general analysis of nature, conducted in order to understand how the world around us behaves. ______...
- Thu Oct 02, 2008 12:58 am
- Forum: Chemistry forum
- Topic: Chemical
- Replies: 0
- Views: 1799
Chemical
A chemical substance is a material with a definite chemical composition. It is a concept that became firmly established in the late eighteenth century after work by the chemist Joseph Proust on the composition of some pure chemical compounds such as basic copper carbonate. He deduced that, "All...