Kin 2050 Connect Ch 20 Environmental Health
Which methods of obtaining fossil fuels are considered "extreme energy sources" due to the difficulty in accessing them and their potential environmental impacts?
tar sands oil extraction hydraulic fracturing ("fracking") deep water oil rigs
What is not a way to reduce solid waste?
use micro plastics
What are ways to avoid radiation?
Follow the government's recommendations for radon testing. Use sunscreen to protect yourself from the sun's UV radiation. Get X-rays only when needed.
Which statements about how many people the world can hold are correct?
For all people to receive proper nutrition, the world's diet may have to change. A growing human population will demand increased use of renewable sources of energy. Increasing human population can lead to habitat destruction and species extinction.
Which factor contributes to high population growth?
High birth rates
Which statements about DDT are correct?
It was banned in the United States in 1972. It was leading to biomagnification.
The world's population is currently about
7.6 billion.
Which statements regarding alternative fuels are correct?
A potential drawback of ethanol is the diversion of corn crops from the food supply. Some critics say ethanol may cost more to produce than it yields when burned as fuel.
A measure of local air quality and what it means for health is called the
Air Quality Index.
What statements about U.S. garbage is true?
Burning reduces solid waste but can be hazardous.
What are ways to prevent air pollution?
Carpooling Buying energy-efficient appliances Keeping cars tuned up and well-maintained
Which statements regarding hybrid vehicles are correct?
They cost several thousand dollars more than conventional vehicles. They are being used more commonly in government fleets. They use two or more distinct power sources.
What are ways to prevent contact with chemical pollutants?
Wear gloves whenever handling chemicals. Store any toxic household products where children or animals cannot get to them. Keep out of a fumigated home for a few days.
Which statements regarding the greenhouse effect and global warming are correct?
Without the greenhouse effect, the atmosphere would be more hostile to life. The temperature of the earth's atmosphere is a balance between energy gain and energy loss.
A gas or vapor that traps infrared radiation instead of allowing it to escape through the atmosphere is called
a greenhouse gas.
Which vehicles would take advantage of an infrastructure of quick-charging stations for batteries?
all-electric (EV)
A lung condition caused by inhalation of microscopic asbestos fibers that inflame the lungs and can lead to lung cancer is called
asbestosis
Materials that break down naturally and disappear back into the environment are called
biodegradable
The process by which organic substances are broken down naturally by living organisms is called
biodegradation
In most countries, as contraceptive use has increased, the
birth rates have decreased.
What is the largest source of mercury?
coal-fired power plants
What are possible solutions to water shortages?
conservation water recycling sale of water to dry regions
A measure of the intensity of a sound wave is the
decibel
Since 1950, the average number of children per woman has
declined overall.
What is not a possible health consequence of long-term, low-level lead exposure?
diabetes
Which of the following has been called the "fifth fuel" because its impact on our energy future?
energy efficiency
Extreme energy sources involves which type of energy?
energy from fossil fuels
Everything that surrounds is referred to as our
environment
The natural and human-made surroundings in which we spend our lives is called the ____
environment
The collective interactions of humans with the environment and the short-term and long-term health consequences of those interactions is called ______ health.
environmental
Which field emerged from the desire to control communicable diseases?
environmental health
Which of the following are common indoor air pollutants?
environmental tobacco smoke (ETS) volatile organic compounds (VOCs)
Some processes that alter water to make it fit for human use include
filtration. disinfection.
What process affects the water supply in an effort to reduce tooth decay?
fluoridation
Which primary factors may eventually put a cap on human population growth?
food minimum acceptable standards of living available land and water
Buried deposits of decayed animals and plants that are converted into carbon-rich fuels by exposure to heat and pressure over millions of years are called
fossil fuels.
Air pollution can
include natural pollutants such as pollen dust. include man-made pollutants.
What are possible health consequences related to mercury exposure?
increased heart rate decreased fetal development damage to kidneys
What are most likely to contain asbestos?
insulation around furnaces roofing and siding vinyl flooring
What is not a way to prevent air pollution?
keep car tires slightly deflated
Radon can cause cancer of the
lungs
By weight, the largest source of American household waste in 2013 consisted of
paper products.
Which chemicals are used to maximize food production by killing insects that eat crops and to prevent the spread of insect-borne diseases?
pesticides
A disposal site where solid wastes are buried is called a
sanitary landfill.
____ system is a self-contained sewage disposal system in which waste material is decomposed by bacteria.
septic
What are sources of renewable energy?
solar power biofuels biomass
Ethanol is a renewable alternative transportation fuel produced from
starchy agricultural products.
What are ways to help reduce solid waste?
stop using foil and plastic wrap start a compost pile for organic garbage
What are ways to prevent chemical contamination?
Dispose of household chemicals properly. Use separate measuring utensils to measure food and chemicals.
What primary factor may eventually put a cap on human population growth?
Energy
True or false: Air pollution is solely the result of human activities.
False
True or false: Septic systems are most commonly used in urban areas.
False
Which statements regarding nuclear energy are correct?
Many accidents in nuclear power plants are due to human error. Accidents in nuclear power plants can lead to environmental damage. Deposit sites have to be secure for tens of thousands of years.
What are possible health consequences of acute lead exposure?
Mental impairment Decreased oxygen transport in the blood
Which statements regarding sanitary landfills are correct?
Monitoring wells for landfills are required in most states. Layers of solid waste in a landfill are often covered with thin layers of dirt.
What are chemical pollutants that require precautions in handling or disposal?
mineral spirits insecticides antifreeze
What are common indoor air pollutants?
mold carbon monoxide
Radon is a naturally occurring radioactive gas emitted from
natural building materials. rocks.
The use of controlled nuclear reactions to produce electricity is called
nuclear power.
What are examples of how an individual can protect the water supply?
only run dishwashers for full loads install sink faucet aerators fix leaky faucets
A layer of O3 molecules in the upper atmosphere that screens out UV rays from the sun is called
ozone
The fragile, invisible layer of the atmosphere approximately 10-30 miles above the earth's surface that shields the planet from the sun's UV rays is known as the
ozone layer.
Many cities help encourage their residents to dispose of hazardous waste by
posting guidelines about proper disposal methods. holding hazardous waste collection days.
Hearing loss can be caused by
prolonged exposure to high intensity sounds.
Water shortages have been caused by the
pumping of groundwater. rapid growth of populations.
What are examples of how an individual can protect the water supply?
purchase a water-saver toilet do not flush old medicines down the toilet take bleach or motor oil to hazardous waste collection centers
Energy transmitted in the form of rays, waves, or particles is called
radiation
The sun, electronics, and nuclear weapons are just some of the sources that create
radiation
When nuclear power was first developed, it was promoted as
safe clean efficient
Which statements regarding asbestos are correct?
was widely used for fire protection and insulation until the late 1960s. Fibers can lodge in the lungs, causing serious health conditions.
