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

Author Question: Niagara Falls were formed ________. A) by humans damming of the St. Lawrence River B) during ... (Read 87 times)

shofmannx20

  • Hero Member
  • *****
  • Posts: 562
Niagara Falls were formed ________.
 
  A) by humans damming of the St. Lawrence River
  B) during Precambrian time approximately a billion years ago
  C) so long ago that the river's knickpoint is now gone
  D) after the retreat of the Pleistocene ice sheets a few thousand years ago
  E) after a series of spectacular earthquakes which are still helping the falls evolve

Question 2

Over time, which of the following has happened to Niagara Falls?
 
  A) They have become rapids.
  B) They have migrated several kilometers upstream.
  C) They have migrated several kilometers downstream.
  D) They have drained away most of Lake Ontario's water.
  E) They have evolved into the world's most famous example of stream capture.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jaymee143

  • Sr. Member
  • ****
  • Posts: 341
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 60% of students answer this correctly




shofmannx20

  • Member
  • Posts: 562
Reply 2 on: Jul 13, 2018
Gracias!


hramirez205

  • Member
  • Posts: 345
Reply 3 on: Yesterday
Excellent

 

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

For a complete list of videos, visit our video library