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Why do people pass gas, and what causes its odor? Intestinal gas (Flatus) o Consist of: Nitrogen, oxygen, and carbon dioxide (air you swallow) Hydrogen.
Nile River – 4,100 miles flowing S to N Yearly floods (July /October ) Predictable Silt – fertile black mud Desert all around How does this help.
Ancient Civilizations: Egypt. Geography & Environment.
EGYPT!
Ancient Civilizations: Egypt
Warm Up
