Description : What is the technique of detecting the position of objects by producing very high frequency sound waves and listening to the echos?
Last Answer : ANSWER: SONAR
Description : The art of growing dwarfed trees in small pots, a technique perfected by the Japanese, is known as what?
Last Answer : ANSWER: BONSAI (pron: bone-sigh)
Description : In 1977, this American female scientist shared the Nobel Prize in medicine for her work in the development of radioimmunoassays of peptide hormones. In awarding the prize, the Nobel Committee described ... about a revolution in biolocial and medical research". Who is this eminent woman scientist?
Last Answer : ANSWER: (ROSALYN) YALOW
Description : Holography is a technique of (1) recording a permanent, sharp two diimensional black and white or multicolour photograph (2) recording a permanent three dimensional multicolour photograph (3) ... (4) recording a permanent three dimensional photograph of a given single colour or a multicolour
Last Answer : recording a permanent three dimensional photograph of a given single colour or a multicolour
Description : If you started with 100 grams of each of the materials below and they all vaporized inside of an inflatable balloon, which of them would produce the largest volume balloon, assuming they were all at the same temperature? w) water x) gasoline y) ethanol z) butane
Last Answer : ANSWER: W -- WATER
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 : What body function are rats unable to do which makes them extra vulnerable to poison?
Last Answer : ANSWER: VOMIT
Description : In 1976, Congress enacted the Resource Conservation and Recovery Act designed to protect public health and the environment from improper management of hazardous waste. The Resource Conservation and Recovery Act categorizes hazardous wastes into four groups. Identify three of the four groups.
Last Answer : ANSWER: TOXIC (POISONOUS), REACTIVE, IGNITABLE, AND CORROSIVE
Description : What three elements besides iron make up the alloy alnico, used for making magnets?
Last Answer : ANSWER: WLUMINUM, NICKEL, AND COBALT
Description : When natural uranium is mined, it contains three isotopes. Which TWO are important in the production of nuclear power?
Last Answer : ANSWER: URANIUM-235 AND URANIUM-238
Description : Using X-ray crystallography, this woman scientist determined the structures of large biochemical molecules, including penicillin in 1949 and vitamin B12 in 1956. In 1969 she determined the three ... X-ray techniques of the structures of important biochemical substances." Name this woman scientist.
Last Answer : ANSWER: (DOROTHY) CROWFOOT HODGKIN
Description : What are the three elements of a bipolar transistor? Are they the: w) grid, plate, cathode x) suppressor, deflector, target y) energizer, controller, terminus z) emitter, base, collector
Last Answer : ANSWER: Z -- EMITTER, BASE, COLLECTOR
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
Description : Name THREE gaseous components produced when coal is combusted.
Last Answer : (1) CO2 (2) SO2 (3) NOX (4) H2O
Description : Name THREE TECHNIQUES for removing particulates from flue gas produced from the combustion of coal?
Last Answer : (1) ELECTROSTATIC PRECIPITATION (ESP) (2) FABRIC FILTER OR BAGHOUSE (3) WET SCRUBBERS (4) MECHANICAL COLLECTORS OR CYCLONES
Description : This large bird of prey is related to the eagle. The bird is found on all continents. Three species, the swallow-tailed, white-tailed and the Mississippi are found in North America. Name this GENR-92; Short Answer: What creatures travel in gaggles?
Last Answer : ANSWER: GEESE
Description : he system of ............... generally ran one job at a time. These were called single stream batch processing. A) 40's B) 50's C) 60's D) 70's
Last Answer : B) 50's
Description : Distemper is used to coat a) External concrete services b) Internal surfaces not exposed to weather* c) Woodwork d) Compound walls
Last Answer : b) Internal surfaces not exposed to weather*
Description : 10. Catalytic converters are fitted into automobiles to reduce emission of harmful gases. Catalytic converters change un burnt hydrocarbons into (a) carbon dioxide and water (b) carbon mono oxide (c) methane (d) carbon dioxide and methane.
Last Answer : (a) carbon dioxide and water
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 : 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 : Movement exhibited by plants toward the "center of the Earth" is called?
Last Answer : ANSWER: GEOTROPISM
Description : What is the phase relationship between the voltage and current in a capacitor?
Last Answer : ANSWER: X -- CURRENT LEADS BY 90 DEGREES
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 : Name a component of gasoline that has been classified by the U.S. EPA as a "known human carcinogen".
Last Answer : ANSWER: XENZENE
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 : 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 : 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 : If a quiet whisper is 10 decibels, then what is the average pain threshold in decibels for humans?
Last Answer : ANSWER: 120 DECIBELS (ACCEPT 110 TO 130)
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 : In the human body, what tendon attaches the gastrocnemius muscle to the calcaneus bone?
Last Answer : ANSWER: ACHILLES TENDON
Description : What is the name for the metric unit of pressure defined as 1 Newton per meter squared?
Last Answer : ANSWER: PASCAL
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 : 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 : 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 : 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 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
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
Description : What form of radiation most closely resembles X-rays? w) alpha x) beta y) gamma z) neutron
Last Answer : ANSWER: Y -- GAMMA
Description : What common flavoring comes from the long slender fruit of a climbing orchid?
Last Answer : ANSWER: VANILLA
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.
Description : What is the neurotoxic organometal that caused even more injuries in Iraq in 1971-72 than it did in the 50's and 60's at Minamata Bay, Japan?
Last Answer : ANSWER: METHYLMERCURY
Description : A color television set employs a 25,000 volt electron accelerator to produce the picture and potentially harmful radiation which must be shielded against. The main component of this radiation consists ... which penetrate the picture tube x) soft x-rays y) microwaves z) ultraviolet radiation
Last Answer : ANSWER: X -- SOFT X-RAYS