Answer:
Natives people of America had no immunity to diseases that European explorers and colonists brought with them. Diseases such as small pox, influenza, measles, and even Chicken pox proved deadly to the American Indians. Europeans were used to these diseases, Indian people had no resistance to them.
Answer:
Definition: To carry from one place to another by means of a vehicle.
Importance: It manages traffic flows, and also enables the undisturbed and steady movement from one place to another.
Explanation:
Answer:
The Neolithic Revolution
As more and more people began living in a localized space, the need for more plant resources grew, which produced a need for more consistent water than was provided by rain.
Explanation:
The correct answer is Salt
Salt was valued higher than gold or anything else because it is necessary for the survival of people yet salt was nowhere to be found.