About what percent of the electricity used in the United States is currently being produced by nuclear power plants? w) 5 percent x) 10 percent y) 20 percent z) 30 percent

About what percent of the electricity used in the United States is currently being produced by nuclear power plants? w) 5 percent x) 10 percent y) 20 percent z) 30 percent
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ANSWER: Y -- 20 PERCENT 
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As of December, 1990, which of the following countries generated the greatest percentage of its electricity by nuclear power? w) England x) Japan y) United States z) France

Description : As of December, 1990, which of the following countries generated the greatest percentage of its electricity by nuclear power? w) England x) Japan y) United States z) France

Last Answer : ANSWER: Z -- FRANCE

In the United States, coal is the energy source that produces the highest percentage of our electricity. Second is: w) hydropower x) oil y) nuclear energy z) solar energy

Description : In the United States, coal is the energy source that produces the highest percentage of our electricity. Second is: w) hydropower x) oil y) nuclear energy z) solar energy 

Last Answer : ANSWER: Y -- NUCLEAR ENERGY

Approximately what percentage of the electricity produced in the United States is consumed by residential appliances? w) 20% x) 33% y) 50% z) 66%

Description : Approximately what percentage of the electricity produced in the United States is consumed by residential appliances? w) 20% x) 33% y) 50% z) 66% 

Last Answer : ANSWER: X -- 33% 

What state in the United States has the most nuclear power plants? w) New York x) Illinois y) Pennsylvania z) South Carolina

Description : What state in the United States has the most nuclear power plants? w) New York x) Illinois y) Pennsylvania z) South Carolina

Last Answer : ANSWER: X -- ILLINOIS

Most of the nuclear power plants operating in the United States are: w) pressurized water reactors x) boiling water reactors y) high-temperature gas-cooled reactors z) liquid-metal fast breeder reactors

Description : Most of the nuclear power plants operating in the United States are: w) pressurized water reactors x) boiling water reactors y) high-temperature gas-cooled reactors z) liquid-metal fast breeder reactors

Last Answer : ANSWER: W -- PRESSURIZED WATER REACTORS 

Of the following answers, which is closest to the percentage of electricity generated by nuclear power plants in the U.S. in 1987? w) 5% x) 10% y) 20% z) 40%

Description : Of the following answers, which is closest to the percentage of electricity generated by nuclear power plants in the U.S. in 1987? w) 5% x) 10% y) 20% z) 40%

Last Answer : ANSWER: Y -- 20%

In a typical power plant used to generate electricity in the U.S., the percentage of energy in the fuel that is converted to electricity is about: w) 99 percent x) 50 percent y) 35 percent z) 10 percent

Description : In a typical power plant used to generate electricity in the U.S., the percentage of energy in the fuel that is converted to electricity is about: w) 99 percent x) 50 percent y) 35 percent z) 10 percent

Last Answer : ANSWER: Y -- 35 PERCENT 

Spent fuel from a nuclear power plant cools down and loses most of its radioactivity through decay. In the first year, spent fuel loses about what percentage of its radioactivity? w) 10 percent x) 50 percent y) 80 percent z) 100 percent

Description : Spent fuel from a nuclear power plant cools down and loses most of its radioactivity through decay. In the first year, spent fuel loses about what percentage of its radioactivity? w) 10 percent x) 50 percent y) 80 percent z) 100 percent

Last Answer : ANSWER: Y -- 80 PERCENT

In the United States the average number of gallons per person of fresh water used per day for personal (non-industrial) use such as bathing, laundering, drinking, and the like is approximately: w) 10 gallons x) 30 gallons y) 60 gallons z) 90 gallons

Description : In the United States the average number of gallons per person of fresh water used per day for personal (non-industrial) use such as bathing, laundering, drinking, and the like is approximately: w) 10 gallons x) 30 gallons y) 60 gallons z) 90 gallons 

Last Answer : ANSWER: Z -- 90 GALLONS

Electricity generated by coal-fired power plants i the United States in 1990 was approximately what percentage of the entire electricity produced by all sources of power production?

Description : Electricity generated by coal-fired power plants i the United States in 1990 was approximately what percentage of the entire electricity produced by all sources of power production? w) 10 percent x) 25 percent y) 55 percent z) 90 percent

Last Answer : ANSWER: Y -- 55 PERCENT

The Oklo reactor in Gabon, Africa, is significant because it: w) was the first man-made reactor. x) was a natural fission reactor. y) was the first reactor used to generate electricity. z) produced the most electricity in a single year.

Description : The Oklo reactor in Gabon, Africa, is significant because it: w) was the first man-made reactor. x) was a natural fission reactor. y) was the first reactor used to generate electricity. z) produced the most electricity in a single year.

Last Answer : ANSWER: X -- WAS A NATURAL FISSION REACTOR.

Taxol is a drug currently being used to treat cancer, particularly resistant forms of breast cancer. A natural source of Taxol is: w) bark and leaves of the yew tree x) apricot pits y) periwinkle flowers z) ginkgo leaves

Description : Taxol is a drug currently being used to treat cancer, particularly resistant forms of breast cancer. A natural source of Taxol is: w) bark and leaves of the yew tree x) apricot pits y) periwinkle flowers z) ginkgo leaves 

Last Answer : ANSWER: W -- BARK AND LEAVES OF THE YEW TREE

An important safety feature required at U.S. nuclear power plants that was not present at the Chernobyl Power Plant in the Soviet Union was the: w) reactor x) cooling water y) control rods z) containment building

Description : An important safety feature required at U.S. nuclear power plants that was not present at the Chernobyl Power Plant in the Soviet Union was the: w) reactor x) cooling water y) control rods z) containment building

Last Answer : ANSWER: Z -- CONTAINMENT BUILDING

Most commercial nuclear power plants worldwide are cooled by: w) sodium x) mercury y) helium z) water

Description : Most commercial nuclear power plants worldwide are cooled by: w) sodium x) mercury y) helium z) water

Last Answer : ANSWER: Z -- WATER

The U.S. population receives the largest dose of ionizing radiation from: w) natural sources. x) fallout from nuclear weapons testing. y) nuclear medicine. z) nuclear power plants.

Description : The U.S. population receives the largest dose of ionizing radiation from: w) natural sources. x) fallout from nuclear weapons testing. y) nuclear medicine. z) nuclear power plants.

Last Answer : ANSWER: W -- NATURAL SOURCES.

How many time zones are there in the CONTIGUOUS United States? w) 3 x) 4 y) 5 z) 6

Description : How many time zones are there in the CONTIGUOUS United States? w) 3 x) 4 y) 5 z) 6 

Last Answer : ANSWER: X -- 4  

What range of frequencies are usually referred to as audio frequencies for humans? w) 0 to 20 Hertz x) 20 to 20,000 Hertz y) 200 to 200,000 Hertz z) 10,000 to 30,000 Hertz

Description : What range of frequencies are usually referred to as audio frequencies for humans? w) 0 to 20 Hertz x) 20 to 20,000 Hertz y) 200 to 200,000 Hertz z) 10,000 to 30,000 Hertz

Last Answer : ANSWER: X -- 20 TO 20,000 HERTZ

The region of the United States with the lowest pH values found in rainwater (acid rain) is: w) Mid West x) North West y) North East z) South East

Description : The region of the United States with the lowest pH values found in rainwater (acid rain) is: w) Mid West x) North West y) North East z) South East 

Last Answer : ANSWER: Y -- NORTH EAST 

Biomass energy is: w) formed through photosynthesis x) caused by heat due to the large mass of the earth y) has been used for only a few years z) is effective in only certain regions of the United States

Description : Biomass energy is: w) formed through photosynthesis x) caused by heat due to the large mass of the earth y) has been used for only a few years z) is effective in only certain regions of the United States 

Last Answer : ANSWER: W -- FORMED THROUGH PHOTOSYNTHESIS 

The launch of the first LIQUID fueled rocket in the world is attributed to: w) China x) Russia y) United States z) Germany

Description : The launch of the first LIQUID fueled rocket in the world is attributed to: w) China x) Russia y) United States z) Germany

Last Answer : ANSWER: Y -- UNITED STATES

The largest breeder reactor built to date is located where? w) USSR x) Japan y) France z) United States

Description : The largest breeder reactor built to date is located where? w) USSR x) Japan y) France z) United States

Last Answer : ANSWER: Y -- FRANCE

In the United States, low sulfur coal can be found primarily in the: w) northeast x) southeast y) midwest z) west

Description : In the United States, low sulfur coal can be found primarily in the: w) northeast x) southeast y) midwest z) west

Last Answer : ANSWER: Z -- WEST

A homeowner replaces a 65 watt incandescent bulb with a 15 watt compact fluorescent lamp. The light is on 2000 hours a year. If electricity cost 10 cents a kilowatt-hour, how much money is saved on the electric bill in one year? w) $50.00 x) $10.00 y) $5.00 z) $1.00

Description : A homeowner replaces a 65 watt incandescent bulb with a 15 watt compact fluorescent lamp. The light is on 2000 hours a year. If electricity cost 10 cents a kilowatt-hour, how much money is saved on the electric bill in one year? w) $50.00 x) $10.00 y) $5.00 z) $1.00 

Last Answer : ANSWER: X -- $10.00 

The heat exhaust of an automobile with an internal combustion engine represents approximately what percent of the energy of the original fuel? w) 10 % x) 50 % y) 35 % z) 5 %

Description : The heat exhaust of an automobile with an internal combustion engine represents approximately what percent of the energy of the original fuel? w) 10 % x) 50 % y) 35 % z) 5 % 

Last Answer : ANSWER: Y -- 35 % 

Which of the following is considered a renewable resource? w) Coal fired power plant x) Hydroelectric dam y) Combustion turbine facility z) Nuclear fission power plant

Description : Which of the following is considered a renewable resource? w) Coal fired power plant x) Hydroelectric dam y) Combustion turbine facility z) Nuclear fission power plant 

Last Answer : ANSWER: X -- HYDROELECTRIC DAM

Liquid fuels can be used to generate electricity in a variety of ways. Which of the following technologies converts liquid fuel directly to electricity without a combustion step? w) turbine x) battery y) fuel cell z) Stirling engine

Description : Liquid fuels can be used to generate electricity in a variety of ways. Which of the following technologies converts liquid fuel directly to electricity without a combustion step? w) turbine x) battery y) fuel cell z) Stirling engine

Last Answer : ANSWER: Y -- FUEL CELL  

The sun makes up approximately what percent of matter in our solar system? w) 17% x) 50% y) 85% z) 99%

Description : The sun makes up approximately what percent of matter in our solar system? w) 17% x) 50% y) 85% z) 99% 

Last Answer : ANSWER: Z -- 99% 

The first controlled nuclear chain reaction took place in what year? w) 1895 x) 1910 y) 1942 z) 1945

Description : The first controlled nuclear chain reaction took place in what year? w) 1895 x) 1910 y) 1942 z) 1945

Last Answer : ANSWER: Y -- 1942  

The most serious environmental pollution from a nuclear reactor is: w) radioactivity x) particulate formation y) thermal pollution z) noise pollution

Description : The most serious environmental pollution from a nuclear reactor is: w) radioactivity x) particulate formation y) thermal pollution z) noise pollution 

Last Answer : ANSWER: Y -- THERMAL POLLUTION 

What substance was used as a moderator for the chain reaction in the first nuclear reactor? w) graphite x) boron y) water z) cadmium

Description : What substance was used as a moderator for the chain reaction in the first nuclear reactor? w) graphite x) boron y) water z) cadmium

Last Answer : ANSWER: W -- GRAPHITE

Who is called the Father of the Nuclear Navy? w) Edward Teller x) Robert Oppenheimer y) Hymen Rickover z) Chester Nimitz

Description : Who is called the Father of the Nuclear Navy? w) Edward Teller x) Robert Oppenheimer y) Hymen Rickover z) Chester Nimitz

Last Answer : ANSWER: Y -- HYMEN RICKOVER

Electric power is less expensive at night because: w) more hydroelectric generation is brought on line at night. x) there is less demand at night. y) pollution control is less stringent at night. z) power plants are more efficient at night.

Description : Electric power is less expensive at night because: w) more hydroelectric generation is brought on line at night. x) there is less demand at night. y) pollution control is less stringent at night. z) power plants are more efficient at night.

Last Answer : ANSWER: X -- THERE IS LESS DEMAND AT NIGHT.

Bees must collect nectar from approximately how many flowers to make 1 pound of honeycomb? Is it: w) 10 thousand x) 2 million y) 20 million z) 50 million

Description : Bees must collect nectar from approximately how many flowers to make 1 pound of honeycomb? Is it: w) 10 thousand x) 2 million y) 20 million z) 50 million

Last Answer : ANSWER: X -- 20 MILLION

Ozone in the upper atmosphere is produced from: w) lightning x) photochemical reactions y) electrical appliances on Earth z) model fractals

Description : Ozone in the upper atmosphere is produced from: w) lightning x) photochemical reactions y) electrical appliances on Earth z) model fractals

Last Answer : ANSWER: X -- PHOTOCHEMICAL REACTIONS 

In 1991, the frozen body of a late stone age man was found amazingly intact in the Alps near the Italian-Austrian border. Its age was determined to be about: w) 2,200 years x) 5,300 years y) 12,800 years z) 30,000 years

Description : In 1991, the frozen body of a late stone age man was found amazingly intact in the Alps near the Italian-Austrian border. Its age was determined to be about: w) 2,200 years x) 5,300 years y) 12,800 years z) 30,000 years

Last Answer : ANSWER: X -- 5,300 YEARS

What range of frequencies are usually referred to as the Ultra High Frequency (UHF) Band? w) 3 to 30 Mega Hertz x) 30 to 300 Mega Hertz y) 300 to 3,000 Mega Hertz z) 30,000 to 300,000 Mega Hertz

Description : What range of frequencies are usually referred to as the Ultra High Frequency (UHF) Band? w) 3 to 30 Mega Hertz x) 30 to 300 Mega Hertz y) 300 to 3,000 Mega Hertz z) 30,000 to 300,000 Mega Hertz

Last Answer : ANSWER: Y -- 300 to 3,000 MEGA HERTZ

What range of frequencies are usually referred to as the UHF Band? w) 3 to 30 Megahertz x) 30 to 300 Megahertz y) 300 to 3,000 Megahertz z) 30,000 to 300,000 Megahertz

Description : What range of frequencies are usually referred to as the UHF Band? w) 3 to 30 Megahertz x) 30 to 300 Megahertz y) 300 to 3,000 Megahertz z) 30,000 to 300,000 Megahertz

Last Answer : ANSWER: Y -- 300 TO 3,000 MEGAHERTZ

In 1991, critical habitat was designated for this well-known species in the states of Washington, Oregon and California. w) brown bear x) northern spotted owl y) bald eagle z) snail darter

Description : In 1991, critical habitat was designated for this well-known species in the states of Washington, Oregon and California. w) brown bear x) northern spotted owl y) bald eagle z) snail darter

Last Answer : ANSWER: X -- NORTHERN SPOTTED OWL

A radio station is broadcasting at 3750 khz (kilohertz). This station would be found in which radio band? w) 20 meter x) 40 meter y) 80 meter z) 160 meter

Description : A radio station is broadcasting at 3750 khz (kilohertz). This station would be found in which radio band? w) 20 meter x) 40 meter y) 80 meter z) 160 meter 

Last Answer : ANSWER: Y -- 80 METER 

What is the approximate weight in pounds of the atmosphere on a 1 sq. ft. surface at sea level? w) 15 lbs. x) 1500 lbs. y) 2100 lbs. z) 20,000 lbs.

Description : What is the approximate weight in pounds of the atmosphere on a 1 sq. ft. surface at sea level? w) 15 lbs. x) 1500 lbs. y) 2100 lbs. z) 20,000 lbs. 

Last Answer : ANSWER: Y -- 2100 LBS.

Plants get their nitrogen from: w) rain x) the soil y) the air z) the bedrock

Description : Plants get their nitrogen from: w) rain x) the soil y) the air z) the bedrock

Last Answer : ANSWER: X -- THE SOIL

TCDD (2,3,6,7-tetrachlorodibenzo(p)dioxin) is a toxic synthetic chemical. The most consistent adverse effect observed in exposed humans is: w) liver cancer x) birth defects y) disfiguring skin eruption z) an exaggerated sense of well-being

Description : TCDD (2,3,6,7-tetrachlorodibenzo(p)dioxin) is a toxic synthetic chemical. The most consistent adverse effect observed in exposed humans is: w) liver cancer x) birth defects y) disfiguring skin eruption z) an exaggerated sense of well-being

Last Answer : ANSWER: Y -- DISFIGURING SKIN ERUPTION (CHLORACNE) 

Which of the following people is credited as being the father of mass production? w) Thomas Edison x) Otto Graham y) Henry Ford z) Eli Whitney

Description : Which of the following people is credited as being the father of mass production? w) Thomas Edison x) Otto Graham y) Henry Ford z) Eli Whitney 

Last Answer : ANSWER: Z -- ELI WHITNEY

If a scuba diver suffers from the "bends", this means that which gas is being rapidly released from the blood and tissues? w) oxygen x) hydrogen y) nitrogen z) CO2

Description : If a scuba diver suffers from the "bends", this means that which gas is being rapidly released from the blood and tissues? w) oxygen x) hydrogen y) nitrogen z) CO2

Last Answer : ANSWER: Y -- NITROGEN 

In the Tyndall Effect, the intensity of scattered radiation is inversely proportional to the fourth power of the wavelength. Which one of the following colors of light would exhibit the most intense Tyndall scattering? w) yellow x) green y) orange z) violet

Description : In the Tyndall Effect, the intensity of scattered radiation is inversely proportional to the fourth power of the wavelength. Which one of the following colors of light would exhibit the most intense Tyndall scattering? w) yellow x) green y) orange z) violet 

Last Answer : ANSWER: Z -- VIOLET 

What is the major visible constituent of the exhaust plume from a natural gas-fired power plant? w) carbon dioxide x) carbon monoxide y) smoke z) water

Description : What is the major visible constituent of the exhaust plume from a natural gas-fired power plant? w) carbon dioxide x) carbon monoxide y) smoke z) water 

Last Answer : ANSWER: Z -- WATER 

What power cycle is used in jet engines? w) Stirling x) Rankine y) Otto z) Brayton

Description : What power cycle is used in jet engines? w) Stirling x) Rankine y) Otto z) Brayton

Last Answer : ANSWER: Z -- BRAYTON

To reverse the direction of rotation of a three-phase AC induction motor, do one of the following: w) reverse any two of the three-phase connections x) change the frequency of the applied AC power y) operate the motor below the stall torque at very high slip z) none of the above

Description : To reverse the direction of rotation of a three-phase AC induction motor, do one of the following: w) reverse any two of the three-phase connections x) change the frequency of the applied AC power y) operate the motor below the stall torque at very high slip z) none of the above

Last Answer : ANSWER: W -- REVERSE ANY TWO OF THE THREE-PHASE CONNECTIONS 

In a precise diet and nutrition study, you need to determine the average weight and average height of a group each to a precision of 1%. The minimum sample size required is w) 10 x) 100 y) 1000 z) 10,000

Description : In a precise diet and nutrition study, you need to determine the average weight and average height of a group each to a precision of 1%. The minimum sample size required is w) 10 x) 100 y) 1000 z) 10,000 

Last Answer : ANSWER: Z -- 10,000 

As of August 1991, how many DIFFERENT women have won Nobel Prizes in the scientific fields of physics, chemistry, and physiology or medicine? Is it: w) 2 x) 5 y) 9 z) 12

Description : As of August 1991, how many DIFFERENT women have won Nobel Prizes in the scientific fields of physics, chemistry, and physiology or medicine? Is it: w) 2 x) 5 y) 9 z) 12

Last Answer : ANSWER: Y -- 9