When wind blows over a snow field, and if the wind is sufficiently strong, the moving clumps of snow become cylindrical, often with a hole extending through them lengthwise. These snow ____ range from the size of eggs to that of small barrels.
a. rollers
b. waves
c. ripples
d. dunes
e. dunes
Question 2
Wind blowing with sufficient force to rip the roof off buildings
a. is common.
b. is impossible.
c. is uncommon.
d. happens during every storm.
e. only happens during snowstorms.
