« previous next »

Author Question: Ice core data from Greenland reveal that rapid shifts in climate (from ice age conditions to a much ... (Read 27 times)

dejastew

  • Hero Member
  • *****
  • Posts: 562
on: Jul 13, 2018
Ice core data from Greenland reveal that rapid shifts in climate (from ice age conditions to a much warmer state) took place in as little as ____ over central Greenland around the end of the Younger Dryas.
   a. a century
   b. a decade
   c. a year
   d. a thousand years
   e. four thousand years

Question 2

The continental ice sheets over North America disappeared ____.
   a. between about 9,000 and 6,000 years ago
   b. approximately 14,700 years ago
   c. about 2.5 million years ago
   d. between about 5,000 and 4,000 years ago
   e. about 1300 years ago


ApricotDream

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 13, 2018
Answer to Question 1

ANSWER: b

Answer to Question 2

ANSWER: a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th
Summary of US Census Data Summary of US Census Data
Dimensions for gathering data Dimensions for gathering data
A physician uses a portable electronic tablet to enter patient data while in the examination room. A physician uses a portable electronic tablet to enter patient data while in the examination room.
Various types of integumentary conditions. (E) Melanoma. Various types of integumentary conditions. (E) Melanoma.
The climate is changing rapidly, and greenhouse gases are the most likely cause. The climate is changing rapidly, and greenhouse gases are the most likely cause.
Video: Stomach peristalsis & Enterogastric reflex

For a complete list of videos, visit our video library