Analyze the effect that plentiful harvest had on population in the ancient civilizations of the mainland's river valleys.

Persuaded congress to adopt the missouri compromise in 1820. 1.) henry clay 2.) white southerners 3.) northerners 4.) thomas jefferson

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.

Did cuneiform develop the language we use today