Why is the Gobi Desert a desert? Explain using two cause-and-effect relationships that might have caused this.

As our current atmosphere formed, the concentrations of various atmospheric gases fluctuated. match each gas with the explanation that best describes how its proportion changed during the evolution of the atmosphere.

How did the mali empire come to an end? a. rulers lost control of gao. b. they were conquered by axum. c. ghana took over their territory. d. sundiata was captured by mansa musa brainliest!

Identify the statements that correctly identify a fact about georgia's five regions.