A rotating column of air is called a vortex
Preserving the body for burial is important.
Explanation:
The Book of Death consists of spell written by the Egyptians, which served in the afterlife.
The Egyptians people considered the Pharaohs to be a form of god and depicted as divine in the afterlife. Egyptians believe in afterlife made their religion very unique. Pharaohs and Queens preserved their body after death so that the soul could enter their body in an afterlife. During mummification, all the internal organs were removed and replaced with salts, to prevent the body from becoming decay. According to the Egyptians, death was an interruption which can be continued afterlife.
It decreased and very significantly so!
Most of native Americas died of diseases brought by Europeans; but some were also killed directly by the Europeans. Many also mixed with the Europeans (by marriage or rape...) so there was also a mixed indigenous-white population.
ps. C and D is essentially the same answer
The intentional and organized killing of a group of people based on their ethnicity, race, religion, nationality, or other trait is known as genocide
