Forces that pull countries apart are called

A, as , to a , as a , is as a. b. c. d.

What major factors play a role in global warming? 1. human activity and normal climate conditions 2. natural factors and human activity 3. normal climate conditions and abnormal human activities 4. abnormal human activities and natural factors

Which city area has the most accessible oil reserves a) caspian sea b) siberia c)arctic coast d)lake baikal