Author Question: Explain how melting glacial ice will result in a positive feedback mechanism for climate. What ... (Read 68 times)

Lobcity

  • Hero Member
  • *****
  • Posts: 524
Explain how melting glacial ice will result in a positive feedback mechanism for climate.
 
  What will be an ideal response?

Question 2

The first primitive organisms on Earth came into existence approximately ________ years ago.
 
  A) 10,000
  B) 550 million
  C) 3.8 billion
  D) 4.6 billion



paavo

  • Sr. Member
  • ****
  • Posts: 301
Answer to Question 1

Answer: Warming temperatures will melt glacial ice, exposing more land. Land will absorb heat better than glacial ice, which reflects it. The ground is warmer and there is less ice to reflect solar radiation, so temperatures will warm, which will melt more ice and expose more land, and so on.

Answer to Question 2

Answer: C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

For a complete list of videos, visit our video library