AB⎯⎯⎯⎯⎯. AM=2x+9, and AB=8x−50.

Long ago, people who lived in coastal north africa most often interacted with

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.

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