Chinook winds frequently bring warm temperatures to the Great Plains, even in the middle of winter. Why are these winds so warm?
A) Volcanic activity in the Rockies warms the air before it reaches the plains.
B) Air as it descends tends to expand causing a warming effect.
C) Warm air from the Gulf of Mexico meets the cold, dry air from the Arctic.
D) Increasing pressure warms the air as it descends down the slopes of the Rocky Mountains.
D
You might also like to view...
All chordates must possess a(n) ____
a. notochord, dorsal hollow nerve cord, and pharyngeal slits b. backbone and pharyngeal slits c. notochord and lungs d. notochord, dorsal hollow nerve chord. and lungs e. dorsal hollow nerve chord, lungs, and a thermoduct
The term "natural capital" expresses the idea that the earth, air, water, and life on this planet can be thought of as a kind of "wealth" that we have inherited and that we can choose to well or poorly manage.
a. true b. false
Locations with severe midlatitude climates such as Shenyang, China, experience
A) warm summers and cold winters. B) warm winters and cold summers. C) warm summers and heavy wintertime precipitation. D) cool winters and heavy wintertime precipitation.
________ are objects from which light cannot escape because of the immense gravitational pull at its surface. They are produced during supernova events.
A) Neutron stars B) Black holes C) Black dwarves D) White dwarves