The downdraft in an ordinary thunderstorm is created mainly by
a. the melting of snow in the anvil.
b. electrical attraction between the cloud and ground.
c. the release of latent heat as water in the cloud freezes.
d. evaporating raindrops that make the air cold and heavy.
e. upper level wind motions.
Question 2
Thunderstorms that produce tornadoes
a. have very little cloud-to-ground lightning.
b. have updraft velocities that exceed 100 miles per hour.
c. have rotating updrafts.
d. will not produce hail.
e. do not exist.
Eastern skunk cabbage, an endothermic plant, can melt its way up through spring snow cover
Jets Created by a Black Hole in a Binary System
Distribution and Forms of Precipitation: Snow
Large areas of permafrost are melting
Created Equal: A Social and Political History of the United States, Brief Edition
Individuals from highly divergent lines created by artificial selection