Question 1
Mountain summits are often characterized by a surface composed of blocks of loose rock that is known as a ________, and which forms by ________.
◦ nunatak; ice plucking
◦ nunatak; frost action
◦ felsenmeer; ice plucking
◦ felsenmeer; frost action
◦ roche moutonnées; frost action
Question 2
Patterned ground phenomena may include
◦ rocks arranged in geometric forms.
◦ polygon nets.
◦ circles, hummocks, and stripes of arranged rocks.
◦ all of these