Which statement about vorticity is least accurate?
a. Earth's vorticity in the Northern Hemisphere is positive.
b. Earth's vorticity is zero at the poles.
c. Air that spins cyclonically possesses positive vorticity.
d. Absolute vorticity is the sum of Earths vorticity and the relative vorticity.
e. Vorticity is the measure of the spin of small air parcels.
Question 2
On an upper-level chart where the isotherms cross the isobars (or contours) and temperature advection occurs, the atmosphere is called
a. barotropic.
b. geostrophic.
c. hydrostatic.
d. baroclinic.
e. barometric.
The Peary caribou is a relatively small and pale subspecies found in the tundra of far northern Nort
Cutaway Model of Earth
A Piece of Mars on Earth
Northern Elephant Seals mating (Mirounga angustirostris).
Early Earth
Earth 150 Million Years Ago