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

Author Question: What allowed human and animal migration to occur from Asia to North America? a. a warm spell ... (Read 74 times)

BrownTown3

  • Hero Member
  • *****
  • Posts: 564
What allowed human and animal migration to occur from Asia to North America?
   a. a warm spell called the Blling-Allerd period
   b. the Eemian interglacial period
   c. retreat of continental glaciers
   d. the Bering land bridge
   e. melting of the polar ice caps

Question 2

The most recent North American glaciers reached their maximum thickness and extent between about ____.
   a. 700 and 600 million years ago
   b. 65 and 55 million years ago
   c. 2.5 and 2 million years ago
   d. 50,000 and 45,000 years ago
   e. 26,000 and 20,000 years ago



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Mochi

  • Sr. Member
  • ****
  • Posts: 300
Answer to Question 1

ANSWER: d

Answer to Question 2

ANSWER: e




BrownTown3

  • Member
  • Posts: 564
Reply 2 on: Jul 13, 2018
Wow, this really help


pratush dev

  • Member
  • Posts: 321
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

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?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

For a complete list of videos, visit our video library