Which of the following is false regarding the Pleistocene ice sheets in North America?
A) At their maximum, they extended only to the present-day Canadian border.
B) Their maximum thickness was about 2 km (1.2 mi).
C) They had a drastic effect on the landscape.
D) They disappeared by 7,000 years ago.
E) The edges of the ice sheets were not even; rather, they were characterized by ice lobes that formed curved edges.

Question

Quizplus · Accepted Answer

At their maximum, the Pleistocene ice sheets extended well beyond the present-day Canadian border, covering much of Canada and the northern United States.

Which of the Following Is False Regarding the Pleistocene Ice