What is a period of insufficient rainfall for normal plant growth, which begins when soil moisture is so diminished that vegetation roots cannot absorb enough water to replace that lost by transpiration
100
define ground water
What is the water that exists in the pore spaces and fractures in rocks and sediment beneath the Earth's surface
100
the highest home energy consumption is used for...
What is space conditioning 44%
100
two features produced by the sun
What is solar flare, and coronal mass ejection
100
the great red spot on jupiter
What is a giant storm
200
the chattahoochee provides what percentage of Metro-Atlanta's water
What is 70%
200
this rock has the highest porosity. this rock has the highest permeability.
What is shale. what is sandstone
200
what forms from in the first step of coal creation
What is peat
200
the revolution period, rotation period, and period of light and dark on mercury
What is revolution- 88 days rotation- 59 days light/dark 176 days
200
DDT is... and affects this animal
What is first synthetic organic insecticide. Dichlordiphenyltrichloroethane, probable human carcinogen. causes birds to lay eggs with thin shells
300
this river flooded in Georgia in 2009
What is Sweet Water Creek
300
these are the required conditions for an Artesian well
What is water confined in an inclined aquifer (sandstone)
and aquicludes (shale) are above and below aquifer
300
this element released from burning coal causes acid rain
What is sulfur
300
the pressure and composition of Venus's atmosphere
What is 90 atmospheres, composed of carbon dioxide
300
these diseases can form due to arsenic in the water
What is keratosis and gangrene
400
New Orleans sits on this feature
What is Mississippi river delta
400
explain salt water contamination
What is when too much ground water is taken and the salt water enters the aquifer. once an aquifer is contaminated it is useless for decades
400
3 results from the green house effect
What is world wide temp. increase, more extreme weather, rising sea level, increasing photosynthesis, melting permafrost,
400
how many moons does each planet have
What is earth - 1 uranus - 27 mars - 2 jupiter - 62 neptune - 13 pluto- 3 saturn- 59
400
the percentage of petroleum used in the U.S.
What is 37%
500
the river that produces the most discharge (#1)
What is the amazon river
500
name 3 point source contaminations
What is on-site septic systems, leaky tanks or pipelines containing petroleum products, leaks of chemicals at manufacturing companies, underground injection wells,, leaky sewer lines, etc.
500
what is natural gas, and how do we obtain it
What is a gaseous hydrocarbon methane, CH4, can be obtained as a byproduct of oil wells or from gas wells, fracking. can be made from coal, less pollution than other fossil fuels
500
the two rock types that make up the moon
What is basalt and feldspar
500
what happened at Chernobyl
wanted to test if the reactor could run on one turbogenerator until diesal generators started. power was reduced to 1% very unstable, Xenon poisoning occurred, blew off top of reactor building, many deaths and environmental damage, radiation= 100 hiroshima bombs