1.0 Flashcards
multidisciplinary subject
hydrology
soil types
loam, clay, sandy, silt
well draining, holds moisture
loam
gets water logged, holds nutrients
clay
drains quickly, holds fewer nutrients
sandy
easily compacted, fertile
silt
physical features of an area
topography
study of landforms
geomorphology
study of the atmosphere
meteorology
study of the earth
geology
study of physical, chemical, biological features of ocean
oceanography
relationships between living organisms
ecology
mechanics of fluids
fluid mechanics
motion of fluids
hydrodynamics
design of new systems and equipment
water resource engineering
prime requirement for the existence of life
water
____, _____ in Middle East, _____ along bank of Huang He (Yellow River) had an early water management practices
Sumerians, Egyptians, Chinese
in 4000 BC dam was built across ____ and later a canal for fresh water was constructed between ____ and ____
Nile, Cairo, Suez
in _____ BC groundwater development through wells was known to the people of _______
3000, Indus Valley Civilizations
first serious students of hydrology
greek philosophers
conversion of moist air
aristotle
idea of underground sea
homer
_____ had ___ aqueducts constructed over a period of _____ years
Romans, 11, 500
watercourse constructed to carry water
aqueduct
relationship b/w area, velocity, and flow rate during italian renaissance
leonardo da vinci
first recorded measurement of rainfall and surface flow in the 17th century
Perrault
used a small pan, mediterranean sea
halley
gaged velocity flow in seine river in paris
mariotte
list all the greek philosophers
leonardo da vinci
perrault
halley
mariotte
aristotle
homer
flow in porous media
darcy’s law
developed capillary flow equation
hagen-poseuille equation
developed to describe pipe flow around 1850s
darcy-weisbach equation
period in the history of hydrology
SOMEMERT
speculation - before AD 1400
observation - 1400 - 1600
measurement - 1600 - 1700
experimentation - 1700 - 1800
modernization - 1800 - 1900
empiricism - 1900 - 1930
rationalization - 1930 - 1950
theorization - 1950 - present
1932
Shernan’s Unit Hydrograph
1933
Horton’s Infiltration Theory
1935
Theis’ Non-Eqilibrium Equation
1958
Gumbel’s Extreme Value Distribution
USGS
united stated geographical survey
NWS
national weather service
NOAA
national oceanic and atmospheric administration
USDA
united stated department of agriculture
GIS
geographical information system