Q1 quiz 2 Flashcards
(178 cards)
Exchanges mass and energy (heat)
open system
Transfer of energy (heat) but not mass
closed system
Does not allow transfer of mass / energy
isolated system
for energy, what system does earth follow
open
for matter, what system does earth follow
closed
Gaseous envelope that surrounds the Earth
atmosphere
“atmos” is greek word for
air
roles of atmosphere
- protects earth
- heat transfer
- water cycle
- contains gasses that organisms need
- protects earth’s surface from struck of meteors
composition of atmosphere
78% nitrogen
21% oxygen
0.9% other elements
earth is tilted at ?
25.5 degrees
0-30° latitude ->
warm
30-60° latitude
cool
60-90° latitude
coolest
amount of water vapor in air
humidity
percentage of water vapor
relative humidity
sunlight near the pole spreads out over a large area, creating cold air
because the earht is round
sunlight becomes more spread out and weaker, creating slightly cooler air
father away from equator
receive direct high angle sunlight, creating warm air
near earth’s equator
global pattern of air and water movement, whirlpool / circulating
cariolis
largest cell
haldey cell
responsible for trade winds in tropics
hadley cell
control low latitude weather patterns
hadley cells
low latitude air circulation
hadley cells
Average air motion in mid-latitude
ferrel cell