Education Atomic models

1. THE HISTORICAL DEVELOPMENT of ATOMS 2. Early Greek Theories 400 B.C. - Democritus thought matter could not be divided indefinitely. 350 B.C - Aristotle modified an earlier…

Documents AFRICA - Session 5

AFRICA - Session 5 NOTE about Namibia: One of our class participants has offered her expertise & assistance to anyone contemplating travel to Namibia. Ingrid Langdon…