« previous next »

Author Question: Explain how it is possible for weathering to take place far below the surface of bedrock. What ... (Read 44 times)

hubes95

  • Hero Member
  • *****
  • Posts: 561
on: Jul 13, 2018
Explain how it is possible for weathering to take place far below the surface of bedrock.
 
  What will be an ideal response?

Question 2

Why isn't the Grand Canyon of the Colorado simply a product of the erosion by the river?
 
  What will be an ideal response?


mirabriestensky

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Jul 13, 2018
Answer to Question 1

Answer: Weathering penetrates into rock through various openings into which water and atmospheric gases can move. They are pores, joints, faults, etc.

Answer to Question 2

Answer: As the river has cut downward a mile, the canyon sides have been kept steep by a series of caprock layers. these have worn back at a much greater rate than the river has cut downward so the width of the canyon is over 15 km.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

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?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Striking examples where high surface area releases heat. Striking examples where high surface area releases heat.
The Sun as it appears from the surface of Earth before sunset. The Sun as it appears from the surface of Earth before sunset.
scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by
Find the length of DE to one decimal place Find the length of DE to one decimal place
For each substrate below, choose which reaction type is favored. Place the letter of the ... For each substrate below, choose which reaction type is favored. Place the letter of the ...
An auxiliary fuel tank for a helicopter is shaped like the surface generated by revolving the ... An auxiliary fuel tank for a helicopter is shaped like the surface generated by revolving the ...
Video: Decubitus Ulcer

For a complete list of videos, visit our video library