Which was a major effect of pope leo iii crowning chalemange emperor of the romans

Dalton developed the first model of the atom that showed the structure of the inside of an atom

Which of the following traded items would most likely have led to dependency among civilizations during the vedic age?

What is the columbian exchange? o a. the changes that resulted from europeans settling in the new world b. the relationships that columbus and his men had with the natives they met o c. the ships that columbus bought with money from the king and queen of spain o d. the increase in the number of native american towns in the new world