E&m Mec Exam #2

105 Questions

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Atmosphere Quizzes & Trivia

Questions and Answers
  • 1. 
    Which type of uv radiation is needed to produce vitamin D?
    • A. 

      UvA

    • B. 

      UvB

    • C. 

      UvC

  • 2. 
    The wavelength of uvA radiation is...
    • A. 

      150-250 nm

    • B. 

      320-380 nm

    • C. 

      400-700 nm

    • D. 

      800-1000 nm

  • 3. 
    Which type of uv radiation is responsible for the most DNA damage at the earth's surface?
    • A. 

      UvA

    • B. 

      UvB

    • C. 

      UvC

  • 4. 
    The wavelength of uvC radiation is...
    • A. 

      150-240 nm

    • B. 

      300-350 nm

    • C. 

      320-380 nm

    • D. 

      250-290 nm

  • 5. 
    Which uv radiation is mostly filtered by the atmosphere?
    • A. 

      UvA

    • B. 

      UvB

    • C. 

      UvC

  • 6. 
    Which of the following on the electromagnetic spectrum has the shortest wavelength?
    • A. 

      Microwaves

    • B. 

      AM radio

    • C. 

      Gamma rays

    • D. 

      X-rays

  • 7. 
    Which of the following on the spectrum has the highest wavelength?
    • A. 

      Microwaves

    • B. 

      AM radio

    • C. 

      Gamma rays

    • D. 

      X-rays

  • 8. 
    Which color has the highest frequency on the electromagnetic spectrum?
    • A. 

      Red

    • B. 

      Blue

    • C. 

      Violet

    • D. 

      Green

  • 9. 
    The _______ is the unit of Frequency.
    • A. 

      Meter

    • B. 

      Hertz

    • C. 

      Second

    • D. 

      Watt

  • 10. 
    The ___________ is the unit of wavelength.
    • A. 

      Meter

    • B. 

      Hertz

    • C. 

      Second

    • D. 

      Watt

  • 11. 
    Visible light has wavelengths in the range...
    • A. 

      250-380 nm

    • B. 

      400-600 nm

    • C. 

      700-1250 nm

    • D. 

      Neither A, B, or C

  • 12. 
    Increased radiation in the range 288-290 nm may...
    • A. 

      Destroy corneal cells

    • B. 

      Scar the conjunctivia

    • C. 

      Cause cataracts

    • D. 

      All of the above

  • 13. 
    Which of the following is not a layer on the earth's atmosphere?
    • A. 

      Stratosphere

    • B. 

      Troposphere

    • C. 

      Mesosphere

    • D. 

      Biosphere

  • 14. 
    Which is the farthest layer from the earth's surface?
    • A. 

      Troposphere

    • B. 

      Mesosphere

    • C. 

      Exosphere

    • D. 

      Stratosphere

  • 15. 
    Which is the most turbulent region in the earth's atmosphere?
    • A. 

      Troposphere

    • B. 

      Mesosphere

    • C. 

      Exosphere

    • D. 

      Stratosphere

  • 16. 
    99% of the uv radiation that reaches the earth's surface is uvB.
    • A. 

      True

    • B. 

      False

  • 17. 
    How many miles above the earth's surface is the ozone layer?
    • A. 

      12 to 25 miles

    • B. 

      18 to 30 miles

    • C. 

      25 to 40 miles

    • D. 

      30 to 50 miles

  • 18. 
    Which atom destroys the ozone most?
    • A. 

      Carbon

    • B. 

      Chlorine

    • C. 

      Copper

    • D. 

      Calcium

  • 19. 
    Which atom destroys the ozone least?
    • A. 

      Bromine

    • B. 

      Chlorine

    • C. 

      Nitric Oxide

    • D. 

      Hydrogen

  • 20. 
    The ozone layer was formed about...
    • A. 

      10 billion years ago

    • B. 

      1 billion years ago

    • C. 

      100 million years ago

    • D. 

      10 million years ago

  • 21. 
    CFC's were developed in the early ______.
    • A. 

      1920's

    • B. 

      1930's

    • C. 

      1940's

    • D. 

      2000's

  • 22. 
    What does Y represents in the chemical reaction below? O3 + Y --> O2 + O
    • A. 

      UVA

    • B. 

      UVB

    • C. 

      UVC

    • D. 

      None of the above

  • 23. 
    Which of the following is not a halogen atom?
    • A. 

      Fluorine

    • B. 

      Chlorine

    • C. 

      Iodine

    • D. 

      Hydrogen

  • 24. 
    CFC's (chloro-fluoro-carbons) were used in...
    • A. 

      Plastics

    • B. 

      Foams

    • C. 

      Anti-oxidants

    • D. 

      All of the preceding

  • 25. 
    Which of the following is not a greenhouse gas?
    • A. 

      Carbon Dioxide

    • B. 

      Methane

    • C. 

      Ozone

    • D. 

      Oxygen

  • 26. 
    A hole (50% reduction) in the Antarctic ozone layer was first observed in the...
    • A. 

      1960's

    • B. 

      1970's

    • C. 

      1980's

    • D. 

      1990's

  • 27. 
    CFC's (chloro-fluoro-carbons) were used in...
    • A. 

      Propellants

    • B. 

      Foams

    • C. 

      Refrigeration

    • D. 

      All of the above

  • 28. 
    Which of the following ultraviolet light mostly destroys the ozone?
    • A. 

      UVC

    • B. 

      UVA

    • C. 

      UVB

    • D. 

      They are all equal

  • 29. 
    Which of these greenhouse gases has the highest percentage composition in the atmosphere?
    • A. 

      Water vapor

    • B. 

      Carbon dioxide

    • C. 

      Methane

    • D. 

      Ozone

  • 30. 
    60% of the CFC-12 will disappear from the atmosphere in about...
    • A. 

      55 years

    • B. 

      116 years

    • C. 

      173 years

    • D. 

      210 years

  • 31. 
    60% of the CFC-11 will disappear from the atmosphere in about...
    • A. 

      55 years

    • B. 

      116 years

    • C. 

      173 years

    • D. 

      210 years

  • 32. 
    How many nanometers are in a meter?
  • 33. 
    How many nanometers are in a millimeter?
  • 34. 
    How many nanometers are in a micron?
  • 35. 
    The chemical symbol C6H12O6 represents?
    • A. 

      Glucose

    • B. 

      Sunlight

    • C. 

      Carbon Dioxide

    • D. 

      None of the above

  • 36. 
    Which of the following is considered as an example of a carbon cycle?
    • A. 

      Photosynthesis

    • B. 

      Metabolism

    • C. 

      Combustion

    • D. 

      Sedimentation

    • E. 

      All of the above

  • 37. 
    Atmospheric CO2 emits infrared radiation..
    • A. 

      Towards the sun.

    • B. 

      In all directions.

    • C. 

      Towards the earth.

  • 38. 
    Higher temperatures will change local and global ecosystems.
    • A. 

      True

    • B. 

      False

  • 39. 
    The recent increase of the world average temperature correlates with the recent rise of the concentration of atmospheric _____.
    • A. 

      Water

    • B. 

      Ozone

    • C. 

      Sulfur Dioxide

    • D. 

      Carbon Dioxide

  • 40. 
    July and August are such hot months for the Northern Hemisphere because...
    • A. 

      The earth is closer to the sun.

    • B. 

      The moon is full.

    • C. 

      The Northern Hemisphere is tilted towards the sun.

    • D. 

      The humidity is high.

  • 41. 
    The earth's axis is tilted to a line normal to the plane of the ellipse at an angle of ___.
    • A. 

      30 degrees

    • B. 

      13.45 degrees

    • C. 

      5 degrees

    • D. 

      23.45 degrees

  • 42. 
    The winter season is from...
    • A. 

      June 21 to September 21

    • B. 

      September 21 to December 22

    • C. 

      December 22 to March 21

    • D. 

      March 21 to June 21

  • 43. 
    During photosynthesis, plants use Oxygen and produce Carbon Dioxide.
    • A. 

      True

    • B. 

      False

  • 44. 
    During the Little Ice Age the average world temperature drop was about ___.
    • A. 

      1 Degree Fahrenheit

    • B. 

      4 Degrees Fahrenheit

    • C. 

      11 Degrees Fahrenheit

    • D. 

      18 Degrees Fahrenheit

  • 45. 
    The Little Ice Age lasted about...
    • A. 

      40 Years

    • B. 

      100 Years

    • C. 

      500 Years

    • D. 

      1200 Years

  • 46. 
    Glucose can be converted into other molecules such as?
    • A. 

      Starch

    • B. 

      Fats

    • C. 

      Proteins

    • D. 

      All of the above

  • 47. 
    Arrange the following regions in order of decreasing wavelength, starting with the highest wavelength. I. UV light II. Infrared III. Visible
    • A. 

      UV light, Infrared light, and Visible light

    • B. 

      UV light, Visible light, and Infrared light

    • C. 

      Infrared light, UV light, and Visible light

    • D. 

      Infrared light, Visible light, and UV light

  • 48. 
    Arrange the following colors in order of increasing wavelength, starting with the lowest wavelength. I. Red II. Violet III.Green
    • A. 

      Red, Violet, and Green

    • B. 

      Green, Red, and Violet

    • C. 

      Violet, Green, and Red

    • D. 

      Red, Green, and Violet

  • 49. 
    The Maunder Minimum refers to...
    • A. 

      The lowest wine production in the US.

    • B. 

      A minimum in solar sunspot activity.

    • C. 

      The lowest average global temperature.

    • D. 

      A minimum in atmospheric carbon dioxide.

  • 50. 
    How many major volcanic eruptions took place each century during the LIA?
    • A. 

      3

    • B. 

      4

    • C. 

      5

    • D. 

      6

  • 51. 
    Which gases were released during a volcanic eruption?
    • A. 

      Carbon Dioxide

    • B. 

      Water Vapor

    • C. 

      Carbon Monoxide

    • D. 

      Both A and B

    • E. 

      A, B, and C

  • 52. 
    A 760 rem exposure is likely to...
    • A. 

      Eventually cause Leukemia.

    • B. 

      Lead to skin cancer.

    • C. 

      Kill you.

    • D. 

      Lead to lung cancer.

  • 53. 
    The most commonly used unit of radiation exposure is ____.
    • A. 

      REM

    • B. 

      RAD

    • C. 

      Roentgen

    • D. 

      Canary

  • 54. 
    Yearly ionizing radiation exposures are considered unsafe above ____.
    • A. 

      0.01 rad

    • B. 

      0.1 Roentgen

    • C. 

      0.2 rem

    • D. 

      0.003 rem

  • 55. 
    A beta particle consists of...
    • A. 

      A neutron and a proton.

    • B. 

      An electron.

    • C. 

      A proton and an electron.

    • D. 

      Two protons and two neutrons.

  • 56. 
    An alpha particle consists of...
    • A. 

      A neutron and a proton.

    • B. 

      An electron.

    • C. 

      A proton and an electron.

    • D. 

      Two protons and two neutrons

  • 57. 
    Lower radiation doses below 400rem can lead to ______.
    • A. 

      Leukemia

    • B. 

      Breast Cancer

    • C. 

      Lung Cancer

    • D. 

      All of the above

  • 58. 
    What is the number of protons in a carbon atom/nucleus?
    • A. 

      12

    • B. 

      11

    • C. 

      6

    • D. 

      17

  • 59. 
    What is the number of neutrons in uranium 235 nucleus?
    • A. 

      235

    • B. 

      92

    • C. 

      143

    • D. 

      238

  • 60. 
    What is the number of protons in a chlorine atom?
    • A. 

      12

    • B. 

      11

    • C. 

      6

    • D. 

      17

  • 61. 
    Nuclear power plants emit all forms of Greenhouse gases.
    • A. 

      True

    • B. 

      False

  • 62. 
    Which is not true about nuclear power plants...
    • A. 

      No fossil fuel

    • B. 

      Cheap

    • C. 

      Reliable

    • D. 

      Need to build tall smoke stacks

  • 63. 
    Which of the following is not true about Beta particles?
    • A. 

      Smaller

    • B. 

      Detach electrons

    • C. 

      Penetrate more deeply

    • D. 

      Heavier

  • 64. 
    What does this equation, E=hv represent?
    • A. 

      Energy released by a photon

    • B. 

      Energy absorbed by a particle

    • C. 

      Planck's constant

    • D. 

      Frequency

  • 65. 
    The fundamental unit of radiation exposure is ___.
    • A. 

      Rem

    • B. 

      Rad

    • C. 

      Roentgen

    • D. 

      All of the above

  • 66. 
    Increased heat deaths, disease, and less potable water are likely consequences of...
    • A. 

      Increased UV radiation

    • B. 

      Ionizing radiation

    • C. 

      Global warming

    • D. 

      None of the above

  • 67. 
    What percentage of all the people in the world live near sea level?
    • A. 

      40%

    • B. 

      50%

    • C. 

      60%

    • D. 

      70%

  • 68. 
    Global warming may lead to...
    • A. 

      Intense droughts

    • B. 

      More and stronger hurricanes

    • C. 

      Increased flooding due to rising sea level

    • D. 

      An ice age

    • E. 

      All of the above

  • 69. 
    Rising in sea level as a result of global warming can lead to...
    • A. 

      Less fresh water

    • B. 

      More rainfall

    • C. 

      Less mountain snow

    • D. 

      All of the above

  • 70. 
    By the year 2100, the rise in sea level is estimated to be about ____.
    • A. 

      One meter

    • B. 

      Two meters

    • C. 

      One-half meter

    • D. 

      One, one-half meter

  • 71. 
    It was predicted that for a temperature rise of about 1 Degree Celsius by the year 2030 will cause US productivity to...
    • A. 

      Drop by 25%

    • B. 

      Increase by 25%

    • C. 

      Drop by 15%

    • D. 

      Drop by 10%

    • E. 

      Increase by 15%

  • 72. 
    The Maunder Minimum refers to...
    • A. 

      The lowest wine production in the US.

    • B. 

      A minimum in solar sunspot activity.

    • C. 

      The lowest average global temperature.

    • D. 

      A minimum in atmospheric carbon dioxide.

  • 73. 
    The energy released by a Photon can be expressed in the mathematical form E=hv. What does "h" represent?
    • A. 

      Planck's Constant

    • B. 

      Photon frequency

    • C. 

      Radiation energy

    • D. 

      All of the above

  • 74. 
    What is the number of protons in the nucleus of an element with a mass number equal to 235, and number of neutrons equal to 143?
    • A. 

      143

    • B. 

      235

    • C. 

      92

    • D. 

      Not enough information

  • 75. 
    What is the number of neutrons in the nucleus of an element with mass number of 35, and atomic number of 17?
    • A. 

      17

    • B. 

      35

    • C. 

      18

    • D. 

      Not enough information

  • 76. 
    Is 235 U stable?
    • A. 

      No

    • B. 

      Yes

  • 77. 
    Is 238 U stable?
    • A. 

      No

    • B. 

      Yes

  • 78. 
    If the atomic number of an element, X, is 6. What is the number of protons in the nucleus of X?
    • A. 

      12

    • B. 

      0

    • C. 

      6

    • D. 

      Not enough information given

  • 79. 
    Which of the following nucleus is identical to an alpha particle?
    • A. 

      Carbon

    • B. 

      Radon

    • C. 

      Helium

    • D. 

      Oxygen

    • E. 

      None of the above

  • 80. 
    If the atomic number of an element, X, is 6. What element is X in the periodic table?
    • A. 

      Chlorine

    • B. 

      Sodium

    • C. 

      Hydrogen

    • D. 

      Oxygen

    • E. 

      None of the above

  • 81. 
    Eventually Rn222 decays into _____.
    • A. 

      Rubidium

    • B. 

      Cesium

    • C. 

      Uranium

    • D. 

      Lead

  • 82. 
    Radon Health Hazards                  Inhalation 1995, lung cancer death 15,000 to 22,000 out of 160,000 It is estimated that the percentage of lung cancer deaths due to radon is....
    • A. 

      5%

    • B. 

      10%

    • C. 

      20%

    • D. 

      40%

  • 83. 
    The Maunder Minimum refers to...
    • A. 

      The lowest wine production in the US.

    • B. 

      A minimum in solar sunspot activity.

    • C. 

      The lowest average global temperature.

    • D. 

      A minimum in atmospheric carbon dioxide.

  • 84. 
    Lower radiation doses below 400 rem can lead to ____.
    • A. 

      Leukemia

    • B. 

      Breast Cancer

    • C. 

      Lung Cancer

    • D. 

      All of the Above

  • 85. 
    The energy released by a Photon is expressed mathematically in the form:                         E=hV What does h represents?
    • A. 

      Planck's Constant

    • B. 

      Photon Frequency

    • C. 

      Radiation Energy

    • D. 

      All of the Above

  • 86. 
    When radon decays it releases...
    • A. 

      An alpha particle.

    • B. 

      A beta particle.

    • C. 

      A neutron.

    • D. 

      A proton and gamma ray.

  • 87. 
    The half-life of radon is about...
    • A. 

      3-4 hours.

    • B. 

      3-4 days.

    • C. 

      3-4 years.

    • D. 

      All of the above.

  • 88. 
    Which of the following is NOT true about radon gas?
    • A. 

      An inert gas

    • B. 

      Can be inhaled

    • C. 

      Flows easily in soil and ground water

    • D. 

      Distinct color

  • 89. 
    Which of the following nucleus is identical to an alpha particle?
    • A. 

      Carbon

    • B. 

      Radon

    • C. 

      Helium

    • D. 

      Oxygen

    • E. 

      None of the Above

  • 90. 
    Formaldehyde may be found in...
    • A. 

      Synthetic Carpets

    • B. 

      Construction Materials

    • C. 

      Cigarette Smoke

    • D. 

      All of the Above

  • 91. 
    Formaldehyde is...
    • A. 

      Not a carcinogen.

    • B. 

      Soluble in Water.

    • C. 

      Orderless.

    • D. 

      Radioactive.

  • 92. 
    Sick Building Syndrome (SBS) encompassing a number of related effects that include...
    • A. 

      Headaches.

    • B. 

      Watery eyes.

    • C. 

      Dry skin.

    • D. 

      All of the above.

  • 93. 
    It is estimated that the percentage of lung cancer deaths due to radon is ___.
    • A. 

      5%

    • B. 

      10%

    • C. 

      20%

    • D. 

      40%

  • 94. 
    Legionnaire's disease was first observed, in 1976, in ______.
    • A. 

      Philadelphia

    • B. 

      Baltimore.

    • C. 

      New York.

    • D. 

      Washington DC.

  • 95. 
    The speed of light is about...
    • A. 

      299 million miles per hour.

    • B. 

      299 million kilometers per hour.

    • C. 

      299 million meters per second.

    • D. 

      299 thousand meters per second.

  • 96. 
    Microwaves have wavelengths between...
    • A. 

      1 micron to 100 microns.

    • B. 

      1 millimeter to 1 meter.

    • C. 

      1 micrometer to 1 millimeter.

    • D. 

      1 meter to 1000 meters.

  • 97. 
    Microwaves have frequency between...
    • A. 

      3 MHz to 3 GHz.

    • B. 

      30 MHz TO 30 GHz.

    • C. 

      300 MHz to 300 GHz.

    • D. 

      3000 MHz to 3000 GHz.

  • 98. 
    The speed of light is roughly 300,000,000 m/s. A radio station has frequency 1000 megahertz. What is the station's wavelength?
    • A. 

      30,000,000,000 meters

    • B. 

      3,000,000 meters

    • C. 

      3.0 meters

    • D. 

      0.33 meters

  • 99. 
    Compared to the radio waves used in normal radio broadcasts, the microwaves used for satellite transmissions have...
    • A. 

      Higher frequencies and shorter wavelengths.

    • B. 

      Higher frequencies and longer wavelengths.

    • C. 

      Lower frequencies and shorter wavelengths.

    • D. 

      Lower frequencies and longer wavelengths.

  • 100. 
    In the equation given as C=f lambda. What does the variable lambda represent?
    • A. 

      Wavelength

    • B. 

      Frequency

    • C. 

      Speed of light

    • D. 

      Wave

  • 101. 
    Put the following waves in order of increasing wavelength... I. FM radio     II. AM radio      III. Microwaves
    • A. 

      I,II,III

    • B. 

      II, I, III

    • C. 

      II, III, I

    • D. 

      III, I, II

  • 102. 
    Which of the following states is not part of the MINK project?
    • A. 

      Missouri

    • B. 

      Iowa

    • C. 

      Kansas

    • D. 

      Nebraska

    • E. 

      Minnesota

  • 103. 
    Which of the following States does not form part of the MINK project?
    • A. 

      Missouri

    • B. 

      Iowa

    • C. 

      New York

    • D. 

      Kansas

  • 104. 
    Which of the following is an economic crop grown in the United States?
    • A. 

      Wheat

    • B. 

      Corn

    • C. 

      Soy Beans

    • D. 

      All of the above

  • 105. 
    Microwave radiation comes from FM radio, TV, and Cell Phones.
    • A. 

      True

    • B. 

      False