This topic contains a solution. Click here to go to the answer

Author Question: Most likely the first Americans were a. Norse seafarers from Scandinavia. b. Spanish explorers ... (Read 77 times)

olgavictoria

  • Hero Member
  • *****
  • Posts: 528
Most likely the first Americans were
 
  a. Norse seafarers from Scandinavia.
  b. Spanish explorers of the fifteenth century.
  c. people who crossed the land bridge from Eurasia to North America.
  d. Portuguese sailors of Prince Henry the Navigator.
  e. refugees from Africa.

Question 2

The Great Ice Age accounted for the origins of North America's human history because
 
  a. it exposed a land bridge connecting Eurasia with North America.
  b. the glacial withdrawal allowed migration from South America.
  c. the glacial withdrawal formed freshwater lakes that supported life.
  d. when it ended, European migration to the west became possible.
  e. it prevented the migration of dangerous animals from the Bering isthmus.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aburgess

  • Sr. Member
  • ****
  • Posts: 361
Answer to Question 1

c

Answer to Question 2

a





 

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

For a complete list of videos, visit our video library