Parent rock is important in soil formation

Based on this map, which statement about africa’s economic activity is most accurate? a) coastal countries are all members of opec b) economic development is more common with opec nations c) coastal countries have more access to productive resources d) economic development is more common above the sahara desert

Alow pressure system is formed when an air mass cools over a cool surface and sinks. true or false

Name one type of data that h-r diagrams do not show.