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

Author Question: During the most recent glacial advance, which peaked at 21,000 years ago, how much of North America ... (Read 44 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
During the most recent glacial advance, which peaked at 21,000 years ago, how much of North America was covered with ice?
 
  What will be an ideal response?

Question 2

Describe the features left behind after an ice sheet retreats from a region.
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fdliggud

  • Sr. Member
  • ****
  • Posts: 366
Answer to Question 1

Glaciers covered 16 million square kilometers or roughly 2/3rds of North America.

Answer to Question 2

Large areas of scoured, plucked, and abraded rock surfaces.
Large areas that are thickly covered with till.
Molding of the landscape by glacier flow to form streamlined ridges that parallel the direction of glacier movement.
Landscapes with countless lakes.





 

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

When taking monoamine oxidase inhibitors, people should avoid a variety of foods, which include alcoholic beverages, bean curd, broad (fava) bean pods, cheese, fish, ginseng, protein extracts, meat, sauerkraut, shrimp paste, soups, and yeast.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

For a complete list of videos, visit our video library