The standards are: 1  Research and evidence based. 2  Clear, understandable, and consistent. 3  Aligned with college and career expectations. 4  Based on rigorous content and the application of knowledge through higher-order thinking skills. 5  Built upon the strengths and lessons of current state standards.
Alfred coined the term Columbian exchange in 1972. The Columbian exchange started to connect the New and Old Worlds with the transmission of ideas, plants, animals, and diseases. Two worlds that had grown apart with very different organisms started to become homogeneous (Crosby, 1972).
Diseases . The Columbian Exchange is often times praised for the positive things that it brought about such as the exchange of new animals, foods, and plants between the Old World and the New World. However, not all of the aspects of the Columbian Exchange were positive. It is also important to realize that the Columbian Exchange can also be credited for the transmission of diseases which had adverse effects on both the Old and New World alike. Diseases were transferred from Europeans to Native Americans as well as vice versa.