Answer:
It affected the Americans positively long terms, but negatively in the early times of the exchange.
Explanation:
The Columbian Exchange greatly affected America, bringing destructive diseases that depopulated the Americans but did distribute a wide variety of new crops and livestock throughout the American farm industry. In the long term, this rather increased the human population but still very profoundly affected the Americans.
Australia underwent a population boom because:
Australia was under the British 'empire' during the time. When the British prisons became overcrowded, many of them were shipped to Australia to live there. This increased the amount of people living in Australia exponentially, and eventually cities were founded
hope this helps
Answer:
An abolitionist is someone who helped slaves escape captivity and help them reach the North.
Explanation:
Many settlers were willing to leave their homes and head west due to the dream of attaining a better life, usually thinking of the possibility of acquiring free or cheap land. Other ocassions were for example, the "gold rush" in which so many went to California in search of gold. Others went west hoping to find more freedom.