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.
Snow Leopard cubs at the Cat Survival Trust, Welwyn, UK.
Snow leopard at zoo d'Amneville, France, showing the thickly furred tail
Snow Flake Collage
The early onset of spring melting and the gradual diminution of summer snowpack
In 1994 a team of German physicists created an atom of Element 110. If the atom
A melting profile shows the increase in UV absorption versus temperature