The ___________________ _ or focus of an earthquake is the location within the crust where the energy of an earthquake is released. The ___________________ _ is the point on Earth's surface directly above the focus.
Fill in the blank(s) with correct word
Question 2
At the height of the Great Ice Age, the present desert regions of southwestern United States ____.
A)were covered with continental ice sheets
B)were drier than modern day conditions
C)had large lakes form in intermontane basins
D)were tropical rainforest environments
E)were covered with valley glaciers
