How did the debris from the Gros Ventre Landslide of 1925 lead to another disaster in the same region in 1927?
A)Loose debris resulted in a mudflow.
B)The mass movement of sediment contaminated drinking water.
C)The debris blocked the river, creating a lake that later burst.
D)The debris mixed with river water to create a lahar.

Question

How did the debris from the Gros Ventre Landslide of 1925 lead to another disaster in the same region in 1927?
A)Loose debris resulted in a mudflow. 
B)The mass movement of sediment contaminated drinking water. 
C)The debris blocked the river, creating a lake that later burst. 
D)The debris mixed with river water to create a lahar.

Quizplus · Accepted Answer

The debris from the Gros Ventre landslide blocked the Gros Ventre River, creating a lake known as Lower Slide Lake. In 1927, the dam created by the debris gave way, causing a catastrophic flood downstream.

How Did the Debris from the Gros Ventre Landslide of 1925