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) the predominant source of commercial heat energy in the northern regions of the United States
Last Answer : ANSWER: W -- FORMED THROUGH PHOTOSYNTHESIS
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
Description : Recent discoveries of ancient cratering near the Yucatan Peninsula support the theory that a meteor or cometary impact may have resulted in mass extinctions of species on Earth about 65 million years ago. ... is that impact thought to have occurred? w) Permian x) Triassic y) Jurassic z) Cretaceous
Last Answer : ANSWER: Z -- CRETACEOUS
Description : In the early 17th century, based on his observations with a telescope, Galileo Galilei attacked a belief espoused by the church. That belief was: w) that the earth was flat. x) the sky was a large dome ... seen. y) that the earth was at the center of the universe. z) there are no other planets.
Last Answer : ANSWER: Y -- THAT THE EARTH WAS AT THE CENTER OF THE UNIVERSE.
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%
Description : 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
Last Answer : ANSWER: Y -- 20 PERCENT
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
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
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
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
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
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
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
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
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
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 %
Description : It is a common observation that naturally occurring processes have a particular direction associated with them. For instance, heat flows from a hot body to a colder body. The property of a system ... this natural direction of events is called w) energy x) entropy y) enthalpy z) equilibrium
Last Answer : ANSWER: X -- ENTROPY
Description : Who was the first scientist credited with pointing out that certain gases could cause a greenhouse effect? w) John Tyndall x) Charles Darwin y) Roger Tory Peterson z) Stephen Jay Gould
Last Answer : ANSWER: W -- JOHN TYNDALL
Description : Some physicians suggest that women supplement their diets with antacids to supply additional amounts of a certain element thought to reduce the risk of osteoporosis. The ingredient in antacids which ... element is: w) calcium carbonate x) aluminum hydroxide y) magnesium hydroxide z) simethicone
Last Answer : ANSWER: W -- CALCIUM CARBONATE
Description : In a certain electronic circuit the output is positive if input 1 is positive and input 2 is zero. If both inputs are positive the output is zero. This is: w) an AND circuit x) a NOR circuit y) an OR circuit z) a high-pass filter
Last Answer : ANSWER: Y -- AN OR CIRCUIT
Description : Atolls are most probably formed by: w) a rise in the earth's crust x) sand brought in from the mainland y) collapse of the center of a volcano z) coral reef upbuilding during subsidence
Last Answer : ANSWER: Z -- CORAL REEF UPBUILDING DURING SUBSIDENCE
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
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
Description : Thermal insulation is used to: w) stop the flow of heat. x) reduce the flow of heat. y) absorb heat. z) reverse the heat flow direction.
Last Answer : ANSWER: X -- REDUCE THE FLOW OF HEAT.
Description : The most abundant organic molecule on the surface of the Earth is: w) cellulose x) chitin y) DNA z) hemoglobin
Last Answer : ANSWER: W -- CELLULOSE
Description : The first American Astronaut to ORBIT the Earth was: w) Alan Shepard x) John Glenn y) Gus Grissom z) Scott Carpenter
Last Answer : ANSWER: X -- JOHN GLENN
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
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
Description : The half life of tritium is about: w) 3,500 years x) 40 years y) 12.3 years z) 3.7 years
Last Answer : ANSWER: Y -- 12.3 YEARS
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
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
Description : High-temperature superconductors have been in the news lately. These materials become superconductive at temperatures around w) 200 degrees Fahrenheit x) 100 degrees Fahrenheit y) -150 degrees Fahrenheit z) -350 degrees Fahrenheit
Last Answer : ANSWER: Z -- -350 DEGREES FAHRENHEIT
Description : Nitrous oxide, commonly called laughing gas, has been a matter of concern to environmentalists recently because: w) it is thought to cause cancer at low concentrations. x) it produces photochemical smog. y) it is a greenhouse gas. z) none of the above
Last Answer : ANSWER: Y -- IT IS A GREENHOUSE GAS.
Description : Only one tree is known to live longer than the Giant Sequoia. Is this tree: w) Bristlecone pine x) Grey Oak y) Japanese Chestnut z) Ponderosa pine
Last Answer : ANSWER: W -- BRISTLECONE PINE
Description : The only species of cat that lives and hunts in groups is: w) lion x) leopard y) jaguar z) cougar
Last Answer : ANSWER: W -- LION
Description : Evaporation from water surfaces exposed to air is not dependent of the: w) velocity of the wind x) humidity y) temperature z) depth of the water
Last Answer : ANSWER: Z -- DEPTH OF THE WATER
Description : For a DC motor, what major component in addition to the field winding and the armature winding is necessary? w) a commutator x) a stator y) a battery z) a rotor
Last Answer : ANSWER: W -- A COMMUTATOR
Description : Dante is the name of an eight-legged robot designed to repel into the crater of Erebus. This volcano is located in w) Italy x) the Hawaiian chain y) Antarctica z) Japan
Last Answer : ANSWER: Y -- ANTARCTICA
Description : Who is known as the Father of the Atomic Bomb? w) Albert Einstein x) J. Robert Oppenheimer y) General Leslie Groves z) Edward Teller
Last Answer : ANSWER: X -- J. ROBERT OPPENHEIMER
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%
Description : Deforestation is not a major environmental problem in w) the Amazon x) Borneo y) Oregon z) West Germany
Last Answer : ANSWER: Z -- WEST GERMANY
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
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
Description : The U.S. EPA recently concluded that environmental tobacco smoke should be considered (quote) w) "a possible human teratogen" x) "a priority air pollutant" y) "a known human carcinogen" z) "a possible human carcinogen"
Last Answer : ANSWER: Y -- A KNOWN HUMAN CARCINOGEN
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)
Description : Compared to terrestrial environments, aquatic environments are more stable in: w) temperature range x) producer consumer distribution y) sunlight absorbed z) number species
Last Answer : ANSWER: W -- TEMPERATURE RANGE
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
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
Description : In daylight the human eye is most sensitive to which color? w) Green x) Red y) Blue z) Orange
Last Answer : ANSWER: W -- GREEN
Description : One trillion is 1 followed by 12 zeros. What is 1 followed by 18 zeros? w) 1 quadrillion x) 1 quintillion y) 1 septillion z) 1 octillion
Last Answer : ANSWER: X -- 1 QUINTILLION