Ch 8 Study Guide Flashcards
A value abl mineral deposit is located just above the surface what method is used to retrieve it
Strip mining
Using land to grow food crops is an example of
Agriculture
The area of land that supplies water to a river system is
Water she’s
The process of restoring land to a more productive state
Land reclamation
What is eutophication
When nutrients build up at the bottom of a lake
This is an example of how human activities may harm the balance in the ecosystem
Realeasjmg emissions from vehicles
Which indoor air pollution is a colorless radioactive gas that is colorless
Carbon monoxide
One of the acids in acid rain forms when water combines
Gases
What is a major technology role in controlling air pollution
Reducing emissions
A well in which underground rises because of pressure
Artesian well
A river system is made up of a lake and it’s
Tributaries
The water in ponds and lakes is
Still
A lake that stores water for human use is called a
Reservoir
People can obtain groundwater by drilling a well
Into an aquifer
An aquifer is
Underground layer of permeable rock
The stream and small rovers that feed into a main river is called
Tributaries
The type of molecule that is the major cause of the ozone hike and blocks the ozone cycle is
CFC
Framers may leave fields unplanted or plant alternate crops to reduce
Nutrient depletion
Is a dangerous wheather condition in which a layer of warm air traps smog close to earths surface
Temperate inversion.
Many uses of land including logging mining and farming expose the soil which can lead to
Erosion
The small lake that forms when a loop rover is scut off from the main channel is called
Oxbow lake
Water moves easily through blank materials
Permeable
People may not have enough water during a blank a period When rainfall is scarce
Drought
Building a highwY is an example of the type of land use known as
Development
Scientist think that deforestation is one cause of blank because carbon dioxide increase when Peaple burn trees
Global warming
A radioactive gas that is naturally formed by underground rock
Radon
A rover and all of its tributaries make a
River system
The are of soil in which the pores are totally filled with water is called
Saturated zone
The top of the saturated zone is called the
Water table
People can not use most of the fresh water on earth because it is
Ice
The main chemical found in smog is blank which forms when sunlight reacts with certain gasses
Ozone
