Of the natural resources produced in Africa, which one do you think was the most valuable in ancient times? Which natural resource do you think is the most valuable today? Explain your answer.

What role did the waterways of europe play in development of europe's economy

In which area will soil formation be greatest? a a steep slope in a warm, b wet climate a flat area in a warm, c wet climate a north-facing area on a steep slope a flat area in a cold, d wet climate description

What does 2[tex] {2}^{ - 4} \times {2}^{ - 2} [/tex]