Which feature always indicates a political boundary? ▫️fences or gates
▫️rivers or streams
▫️city or state limits
▫️hills or mountains

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

The oldest seafloor in the atlantic ocean is located closest to the edge of the continents. explain how this age can be used to figure out when north america first began to separate from europe

After world war 2, many people moved from the cities to?