Exam 1 Terms Flashcards
(31 cards)
Revolution
Earth’s orbit around the sun
Rotation
The spin of the Earth on its axis (a day)
Solar Noon
Time of day when sun is at highest point in the sky (90 degrees)
Refraction
Bending of light as it moves through said of verifying density
Continentality
Location Relative to large bodies of water
Maritime Effect
A moderating influence on temp. by bodies of water
Perihelion
Sun is closest to Earth (Jan 4th)
Aphelion
Sun is farthest away to Earth (July 4th)
Axial Parallelism
Earth’s Axis is always parallel to itself no matter what the season
Photoperiod
How many hours of light you have a day
Photoperiodism
The physiological reaction of organisms to the length of day or night
Tree line
Location where temp. is too cold to support tree growth
Stefan-Boltzman Law
temp^4 = energy emitted
Wien’s Law
Hotter an object = shorter wavelengths
Short wave
Energy from the sun
Long wave
Energy from Earth
Transmission
Proportion of solar radiation transmitted through a surface
Albedo
Proportion of light that is reflected off of a surface
Scattering
Scattering is the process of disfusion
Absorption
Process of retaining incident radiation and conversion to another form of energy
Rising Air
Cools, makes clouds, brings rain
Sinking Air
Warm, clear skies
Ocean Gyres
Any large system of rotating ocean currents associated
Boundary Current
Ocean currents determined by presence of coastline