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

Author Question: When did the ice-free corridor open in North America, allowing a path for human migration from Asia? ... (Read 54 times)

storky111

  • Hero Member
  • *****
  • Posts: 561
When did the ice-free corridor open in North America, allowing a path for human migration from Asia?
 
  A) 12,500 years ago
  B) 9,000 years ago
  C) 100,000 years ago
  D) 7,500 years ago

Question 2

________ refers to the change in the angle Earth's axis makes with the plane of our planet's orbit.
 
  A) Subduction
  B) Eccentricity
  C) Obliquity
  D) Precession



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jlaineee

  • Sr. Member
  • ****
  • Posts: 380
Answer to Question 1

Answer: A

Answer to Question 2

Answer: C




storky111

  • Member
  • Posts: 561
Reply 2 on: Jul 15, 2018
Great answer, keep it coming :)


milbourne11

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Gracias!

 

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

For a complete list of videos, visit our video library