This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What allowed human and animal migration to occur from Asia to North America? a. a warm spell ... (Read 71 times)

BrownTown3

  • Hero Member
  • *****
  • Posts: 564
on: Jul 13, 2018
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
Reply #1 on: Jul 13, 2018
Answer to Question 1

ANSWER: d

Answer to Question 2

ANSWER: e


BrownTown3

  • Member
  • Posts: 564
Reply 2 on: Jul 13, 2018
Excellent

bigsis44

  • Member
  • Posts: 317
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Human sex chromosomes Human sex chromosomes
Sections of the Human Brain Sections of the Human Brain
Human Heart Human Heart
Human Back Muscles Human Back Muscles
A simplified diagram of the Human Ear A simplified diagram of the Human Ear
Human activity has released carbon from sequestration in long-term reservoirs Human activity has released carbon from sequestration in long-term reservoirs
Video: Stroke volume - afterload definition & hypertension

For a complete list of videos, visit our video library