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 crystal
The Melting Cryosphere
Permafrost: Melting releases greenhouse gases
The disaccharides sucrose, maltose, and lactose are created from the monosaccharides
Determine the nominal annual rate of interest of the following ordinary general annuity.