Unit 3 Review Flashcards
Pass this with an A
Factors involved in soil formation
Weathering of parent material freezing thawing tree roots
Fact about world food consumption
In 2010 1 in 4 adults in the US is obese and 3 out of 5 are overweight
Plate tectonic movement results from
Convective movements of rock in the underlying mantle
As of 2008, the average American generates about ________ lbs. of solid waste per day.
4.5
In a municipal water treatment plant, theprimarytreatment step consists of ________.
filtering the sewage
The first bottle bills were
designed to cut down on litter
Green Revolution techniques
Have increased yields but may not be sustainable
Rock cycle
Igneous rock Sedimentary rock Metamorphic rock Weathering and erosion Melting Heat and pressure
Septic systems
Store waste water and a tank underground the liquid runs into a drain field and filtered by the layers of soil the solid settled to the bottom of the tank and decomposed which may need to be periodically pumped out and taken to always water treatment plant
Landfill construction
Lined with clay or plastic to reduce the likelihood of groundwater contamination waste is covered and compressed daily to reduce odors and vermin and to conserve space
Long term problems of disposing waste in a landfill
Greatest source of methane which is a potent greenhouse gas and contributed to climate change the space used for landfill can be redeveloped into parks and recreation areas but cannot be used for housing or agriculture ever again
Primary treatment and wastewater treatment plants
Letting sewage sit in large tanks so suspended solids settle out
Lithosphere
The uppermost mantle and the continental in oceanic crust
Volcanoes only form at plate boundaries
False
Montreal protocol
Created in 1987 to address CFC pollution
