What is the term given to the movement of plants animals diseases and people among the continents as a result of european exploration a free trade b new world c columbian exchange d great migration

How does this cartoon represent an argument for the ratification of the constitution

Which piece of information would most a historian create an interpretation of this photograph of works in a factory?

Select the correct answer. after months of heavy rains, a farmer noticed a steady drop in crop production. upon testing the farmland, it was found the soil was severely lacking nutrients. which of the following explains the loss of nutrients from the soil? a. drought b. drainage basin c. leaching d. water shedding