Answer:
A. The oil floats on the seawater; water is polar and oil is nonpolar.
Explanation:
Oil is less dense, so it will float on the more dense molecule. :)
Water is polar, oil is nonpolar.
Answer:
West Africa’s Great Kingdoms
For hundreds of years, trade crisscrossed West Africa. For most of that time, West Africans did
not profit much from the Saharan trade because the routes were run by berbers, a group of
people from northern Africa. Eventually, that situation changed. A succession of three great
kingdoms came to power as their people, gained control of valuable trade routes in West Africa.
Ghanawas the first of these empires, followed by the kingdoms of Maliand Songhai.
Explanation:
They divide along the 38th parallel.
The huge volcanic plateau that extends through most of southern India is known as the Deccan Plateau.
This a triangular shaped plateau that extends in southern India, it has elevation of 100 meters on the north and gets higher and reaches up to 1000 meters on the south. It represents a remnant of an ancient volcano.
