enviro sci final

magnetism

A fuel's suitability is dependent on all the following factors, except

surrounded by a thick pressure vessel that is filled with a cooling fluid.

A nuclear reactor is

graphing the distribution of ages in a population at a specific time.

A population pyramid is created by

an open pit.

A quarry also could be called

trap heat that is radiated upward from Earth.

A true statement about greenhouse gases is that they

All of the these choices

After an outbreak of an illness, scientists use epidemiology to try to find

All of these choices.

Air pollution is a major health problem caused by the burning of fuels in

All maple trees in a forest

An example of a population is

adequate sewage treatment facilities for growing populations

An increase in waterborne diseases could possibly be alleviated by

more ultraviolet light is able to reach Earth's surface.

As the amount of ozone in the stratosphere decreases,

their chlorine atoms can destroy many stratospheric ozone molecules.

Chlorofluorocarbon molecules are environmentally significant because

pillars in abandoned mines

Collapse of _____ can lead to subsidence.

gold

Dredging streambeds may be an effective technique for mining

winter

During summer in the Southern Hemisphere, the Northern Hemisphere experiences

a cow in a pasture.

Each of the following is an example of a parasite except

arid regions where rates of evaporation are high.

Evaporites most commonly form in

state and federal agencies

From whom must mining companies obtain permits before mining a site?

The heat generated from burning coal turns water into steam, which turns a turbine, thus running the electric generator.

How is electricity generated in a coal-fired power plant?

10 to 20 years

How long will it take for chlorofluorocarbons released from Earth's surface today to reach the stratosphere?

Commensalism

In which of the following relationships is neither species harmed?

burning fossil fuels release energy in the form of heat.

Inside the combustion chamber of a coal-fired power plant,

cold

La Niña is the _____ phase of the El Niño-Southern Oscillation (ENSO) cycle.

water management projects have diverted water to the area.

Many areas of the world without adequate fresh water have become habitable because

industrial purposes.

Most of the energy consumed in the United States is used for

Alaska, Texas, California, and the Gulf of Mexico.

Much of the oil and natural gas in the United States is located in

inadequate waste disposal.

Much of the pollution in the environment is a result of

the splitting of an atom's nucleus.

New nuclei and neutrons result from

the decay of tiny marine organisms that accumulated on the ocean floor millions of years ago.

Oil and natural gas result from

All of these answers

Polluted groundwater is difficult to clean because

demographers

Professionals who study and make predictions about human populations are called

warm moist air rises

Rain frequently results whenever

returning land to its original or better condition after mining.

Reclamation is the process of

both air and noise pollution.

Surface mining can cause

warm air above keeps cooler air at the surface from moving upward.

Temperature inversions work to trap pollution when

Surface Mining Control and Reclamation Act of 1977

The _____ sets standards to minimize the surface effects of coal mining on the environment.

supply of the most limited resources

The carrying capacity of an environment for a particular species at a particular time is determined by the

global warming may occur much more rapidly than it did during previous climate changes

The critical difference between today's global warming and Earth's previous climate changes is that

the number of individuals per unit area.

The density of a population is

usually kills and eats its prey.

The difference between a predator and a parasite is that a predator

to remove and set aside the soil that covers the area to be mined.

The first step in surface coal mining is

slag

The layer of impurities on top of molten metal that forms during smelting is called

electric power plants.

Two-thirds of the sulfur dioxide that pollutes the air is produced by

electrical conductivity

What is one property that may be used to distinguish metallic from nonmetallic minerals?

Surface water percolates through the soil to form groundwater.

What is the relationship between groundwater and surface water?

ozone

What pollutant forms when automobile emissions react with oxygen gas and ultraviolet rays?

some nutrients are dissolved and washed away.

When the acidity of soil increases,

more food, better hygiene

Which factor contributed most to the exponential growth of the human population?

CO2 levels are higher in winter and lower in summer, but the winter "highs" have increased each year and the summer "lows" have not fallen as far.

Which of the following best describes measurements of CO2 levels in the atmosphere since 1958?

All of these options

Which of the following best describes the effect of a mountain range on the climate of a region?

Warm air rises and cools as it rises.

Which of the following correctly states an observation that helps to explain circulation patterns in the atmosphere?

dysentery

Which of the following diseases is often spread through unsafe public water sources?

water vapor

Which of the following gases is most responsible for the greenhouse effect?

It makes up less than 1 percent of all water on Earth.

Which of the following is a true statement about surface water?

It does not produce air pollution.

Which of the following is an advantage of nuclear energy?

versatility in their use

Which of the following is an advantage of using fossil fuels for energy?

atoms in random geometric patterns

Which of the following is not a characteristic of a mineral?

cooking

Which of the following is not a main use of fuel?

scrubbers

Which of the following is often used to remove poisonous gases from industrial emissions before they are released into the atmosphere?

use a low-flow showerhead and take short showers

Which of the following is one way a person could conserve water?

bacteria

Which of the following organisms has the highest reproductive potential?

carbon monoxide and many kinds of particulates

Which of the following pollutants are added to air by burning fuels for vehicles?

bacteria in food

Which of the following pollutants is caused by poor sanitation and can lead to gastrointestinal infections?

runoff from agricultural feedlots

Which of the following represents nonpoint-source pollution

symbiosis is a relationship in which two organisms live apart

Which of the following statements is not correct?

one that is tightly sealed and air-conditioned

Which type of building would most likely have poor indoor air quality?

harms or kills aquatic life

acid mine drainage

the long-term, prevailing atmospheric conditions

climate

have no commercial value

gangue minerals

must take place at extremely high temperatures.

nuclear fusion

should be located only in areas that are extremely geologically stable.

storage sites for nuclear wastes

electricity

the energy in fossil fuels is often converted into

risen slightly

the energy needs for the US in the 1990s have

all of these options

the thinning of the ozone layer

substances on organisms.

toxicology is the study of

open pit mining

which is not a method of surface mining