Chapter 15

33. Narrow, violent bands of rain and storms are characteristic of A. Advancing cold fronts B. Advancing warm fronts C. Both advancing warm and cold fronts D. Stationary bends in the jet stream E. A stationary warm front

A. Advancing cold fronts

40. The purpose of ice core drilling is to analyze trapped ancient bubbles of atmosphere for ________ and ____________. A. CO2 and Oxygen isotopes B. Helium and Hydrogen C. CO and Hydrogen isotopes D. CO2 and Hydrogen isotopes

A. CO2 and Oxygen isotopes

36. Why don't storms over land have as much energy as storms over oceans? A. Convection currents are intensified by the latent energy of condensation B. Convection currents are intensified by the latent energy of warm dry air C. High pressure cells are more common over oceans D. There aren't as many low-pressure systems over land E. None of these, storms over land have as much energy as those over oceans

A. Convection currents are intensified by the latent energy of condensation

32. The boundary between two air masses of different temperature and density is known as a A. Front B. Cold front C. Warm front D. Hadley cell E. Jet stream

A. Front

27. Which convection cell has warm, moist air rising at 0 latitude and cooler, dry air that sinks at around 30 latitude? A. Hadley Cell B. Jet Stream C. Polar Cell D. Ferrell Cell

A. Hadley Cell

2. The earth's earliest atmosphere was probably composed mainly of __________, which has/have since largely dissipated into space. A. Hydrogen and helium B. Carbon dioxide and methane C. Oxygen D. Water E. Nitrogen and sulfur

A. Hydrogen and helium

12. In the diagram, which layer has the most mixing of air? A. I B. II C. III D. IV E. The most mixing of air is found in the border between II and III

A. I

1. Climate is a description of ________ weather conditions. A. Long-term regional B. Stable and unchanging C. Temporary D. Temporary local E. Annual

A. Long-term regional

25. Rising, expanding air masses create a region of A. Low pressure B. Warming air C. High pressure D. Dry air E. Cooling air

A. Low pressure

15. Albedo is a term describing the Earth's A. Reflection of solar radiation B. Refraction of energy C. Production of radiant heat D. Use of energy in biomass production E. Outgoing infrared energy

A. Reflection of solar radiation

8. The different layers of the atmosphere are kept from mixing by A. Sharp temperature boundaries B. Contrasting gas compositions C. The extreme stillness within each layer D. Physical barriers composed of thick layers of atmospheric dust E. Sharp density boundaries

A. Sharp temperature boundaries

41. When El Niño occurs every three to five years, a mass of warm Pacific water that is usually pushed westward by trade winds A. Surges back eastward toward South America B. Becomes much warmer than usual, strengthening trade winds C. Cools dramatically D. Sinks and therefore cools substantially E. Surges northward toward Japan

A. Surges back eastward toward South America

22. Convection currents in the atmosphere are driven by A. The different temperatures and densities of warm and cold air masses B. The jet stream dipping down into the troposphere C. Forces that scientists cannot yet explain D. Bursts of energy emitted by the ionosphere E. The surface winds, which in turn are influenced by the Coriolis effect

A. The different temperatures and densities of warm and cold air masses

52. The most effective and practical way of reducing CO2 emissions is to ___________. A. make many small changes over all of the human population that act like 'wedges' reducing emissions B. switch to all renewable energy as soon as possible C. stop all industry that emits CO2 regardless of the economic problems it may cause D. There is no problem with climate change, so we do not need to do anything.

A. make many small changes over all of the human population that act like 'wedges' reducing emissions

39. When El Niño occurs, a mass of warm Pacific surface water that is usually pushed westward by winds, A. surges eastward toward South America. B. surges northward, toward Japan. C. sinks and cools substantially. D. becomes much warmer than usual, strengthening winds

A. surges eastward toward South America.

53. Because of global warming, sea levels are expected to rise _______ by 2100. A. 1-2 feet B. 3-6 feet C. 6-8 feet D. Approximately 20 feet E. None of these are correct; sea levels are not expected to rise

B. 3-6 feet

16. Which of the following would have the highest albedo? A. A field of black soil B. A snowfield C. A dark forest D. An asphalt parking lot E. A grass field

B. A snowfield

21. The phenomenon causing the greenhouse effect is that ________ in the lower atmosphere selectively absorb(s) reradiated ________ radiation. A. Ozone; visible light B. Carbon dioxide, methane, and other gases; infrared (heat) C. Hydrocarbons; very short wavelength D. Carbon dioxide; ultraviolet E. Carbon dioxide, methane, and other gases; insolation

B. Carbon dioxide, methane, and other gases; infrared (heat)

29. A cold front is a situation in which cold air A. Remains stationary for weeks at a time B. Displaces a mass of warmer air C. Recedes in the face of warmer air D. Is heated by seasonal changes in solar energy E. Slips over a mass of warmer air

B. Displaces a mass of warmer air

11. In the diagram, which layer has the highest concentration of ozone? A. I B. II C. III D. IV E. The highest concentration of ozone is found in the border between III and IV

B. II

31. Monsoons occur over India when air heated over the Indian subcontinent and the Indian Ocean A. Is forced to rise because of convection B. Is forced to rise when it meets the Himalayas C. Begins to sink as summer approaches D. Cools in the winter and therefore sinks E. Is forced out over the Indian Ocean

B. Is forced to rise when it meets the Himalayas

28. The Coriolis effect is caused by the A. Jet stream B. Rotation of the Earth C. Heating and cooling of air masses D. Seasonal changes in air temperature and humidity E. Movement of tectonic plates

B. Rotation of the Earth

9. The "ozone hole" that causes concern among scientists and the public is an ozone depletion in the A. Troposphere B. Stratosphere C. Thermosphere D. Mesosphere E. Tropopause

B. Stratosphere

6. Aerosols are A. Gases produced by industry B. Tiny particles and droplets suspended in the air C. The principal gas involved in the greenhouse effect D. Tiny droplets of a very specific chemical composition E. The principal gas involved in global warming

B. Tiny particles and droplets suspended in the air

7. The correct sequence of atmospheric zones upward from the earth's surface is A. Stratosphere, troposphere, mesosphere, and thermosphere B. Troposphere, stratosphere, mesosphere, and thermosphere C. Mesosphere, stratosphere, troposphere, and thermosphere D. Thermosphere, stratosphere, troposphere, and mesosphere E. Troposphere, mesosphere, stratosphere, and thermosphere

B. Troposphere, stratosphere, mesosphere, and thermosphere

17. Eventually, all of the energy that reaches the Earth's surface is A. Absorbed into the Earth B. Turned into biomass C. Used in heating D. Reflected or radiated back to space E. Dissipated within the Earth's atmosphere

B. Turned into biomass

23. When an area of the Earth's surface becomes very hot, the air above it A. Condenses and cools B. Warms, expands, and rises C. Warms, condenses, and releases rain D. Expands and sinks E. Condenses and sinks

B. Warms, expands, and rises

47. Models of climate change are most in agreement with observed data ______. A. none of the models agree with observations. B. when both natural and anthropogenic causes of warming are included. C. when only natural causes of climate change are used. D. when only anthropogenic causes of climate change are used.

B. when both natural and anthropogenic causes of warming are included. n only natural causes of climate change are used.

24. When cool, dry air sinks from the upper atmosphere toward the Earth's surface, it is A. Compressed and cooled further B. Allowed to expand and become warmer C. Compressed and becomes warmer D. Forced to release any remaining moisture E. Going to hold more water because there is more water vapor closer to the Earth's surface

C. Compressed and becomes warmer

34. If you see high wispy cirrus clouds with layers of other clouds in a wedge shape, you can expect ________ due to a/an ____________. A. Heavy rain and thunderstorms; advancing cold front B. Heavy rain and thunderstorms; advancing warm front C. Drizzle and cloudy skies; advancing warm front D. Drizzle and cloudy skies; advancing cold front E. Heavy rain and thunderstorms; stationary warm front

C. Drizzle and cloudy skies; advancing warm front

42. The Vostok ice core was collected to 3,100 feet below the surface, and has revealed ______ years of climate data. A. 42,000 B. 100,000 C. 500,000 D. 420,000

D. 420,000

54. Carbon capture A. Traps carbon emissions from power plants and forces it underground. B. Is very expensive. C. is where carbon emissions can be forced into underground oil wells increasing recovery amounts of the oil. D. All of these are true.

D. All of these are true.

10. In the diagram, which layer(s) has/have a rapid drop in temperature with increasing altitude? A. I B. III C. IV D. Both I and III E. Both I and IV

D. Both I and III

20. The greenhouse effect in the atmosphere occurs because A. Clouds reflect sunlight back into space B. Oceans absorb heat, and then release it slowly at night C. Stratospheric ozone absorbs UV radiation D. CO2, water vapor, methanol, and other gases absorb infrared radiation E. All of these are correct

D. CO2, water vapor, methanol, and other gases absorb infrared radiation

5. The two main gases making up the lower atmosphere are A. Helium and hydrogen B. Carbon dioxide and nitrous oxide C. Oxygen and methane D. Nitrogen and oxygen E. Oxygen and carbon dioxide

D. Nitrogen and oxygen

55. Glacier National Park has lost _______ glaciers since 1910 when the park was created. A. All of its B. No C. Between 50-60 D. Over 120 E. About 30

D. Over 120

13. Much of the ultraviolet light from the sun is absorbed by _______, as it passes through the atmosphere. A. Carbon dioxide B. Water vapor C. Nitrogen gas D. Ozone E. Green house gases

D. Ozone

43. As far as we are currently aware, who were the first people to notice the El Niño Southern Oscillation cycle? A. Scientists studying atmospheric changes B. Meteorologists C. Indigenous people in South America D. Peruvian fishermen E. Colonial governors in South America from Spain

D. Peruvian fishermen

37. Which of the following events is NOT part of the explanation of how tornadoes form? A. Strong, dry air cold fronts collide with warm humid air moving north B. Convection currents are formed when warm air rises C. Latent heat (energy) is released from the condensation of water vapor D. The air mass is set spinning by the Coriolis effect E. None of these is correct

D. The air mass is set spinning by the Coriolis effect

35. Hurricanes are powered by A. The hydrologic cycle B. Rising air masses C. Sinking air masses D. The heat released from condensing water vapor E. Subtropical jet streams coupled with convection currents

D. The heat released from condensing water vapor

48. Which of the following is NOT a consequence that we are seeing now? A. 20 of the hottest years on record have occured since 1980. B. Arctic sea ice has approximately 50% of its thickness compared to 30 years ago. C. During the last century, global average temperature has increased by 0.6C. D. Coral reefs are bleaching due to increased ocean temperatures. E. All of these statements are true.

E. All of these statements are true.

26. A band of deserts rings the Earth at about 30 north and 30 south latitude because these are regions of A. Ascending, cooling air B. Rising hot air C. The earth's most intense solar energy D. Air that cools as it descends E. Descending, warming air

E. Descending, warming air

30. As a cold front advances, the warm air is forced to A. Rise, become warmer, and absorb more moisture B. Go under the mass of cold air C. Retreat laterally and become more dense D. Fall, condense, and lose its moisture E. Rise, cool, and release its moisture

E. Rise, cool, and release its moisture

58. Where air is sinking (high pressure), rainfall is likely as the air sinks.

false

59. Ocean circulation patterns have no effect on climate conditions on land.

false

60. Most of the excessive carbon dioxide that is expected to cause global warming is generated by green plants.

false

61. Since biodiversity is usually higher in warmer, milder climates, biodiversity will probably be increased with global warming.

false

56. Weather is a term for atmospheric moisture and temperature on a short-term basis.

true

57. Convection currents are the driving force(s) of the hydrologic cycle.

true

44. The Keeling graph of Carbon Dioxide concentrations form a pattern that goes up and down each year. What is the cause of this oscillating pattern? A. In the summer of Hawaii, much of the snow melt on Mauna Loa and CO2 is released. B. More combustion of wood and fossil fuels occur in the winter than the summer contributing to the increased CO2. C. During the northern hemisphere summer, there are so many trees, that they reduce the amount of CO2 substantially, but when northern winter occurs, there are not enough trees in the southern hemisphere to use all of the inputs of CO2 in the atmosphere. D. During the southern hemisphere summer, there are so many trees, that they reduce the amount of CO2 substantially, but when southern winter occurs, there are not enough trees in the northern hemisphere to use all of the inputs of CO2 in the atmosphere.

C. During the northern hemisphere summer, there are so many trees, that they reduce the amount of CO2 substantially, but when northern winter occurs, there are not enough trees in the southern hemisphere to use all of the inputs of CO2 in the atmosphere.

18. Energy absorbed at the Earth's surface is radiated back to space in the form of A. Visible light B. Ultraviolet radiation C. Infrared radiation (heat) D. Microwaves E. Insolation

C. Infrared radiation (heat)

51. Proponents of climate change say that given what we know about the probability of the greenhouse effect, the best thing to do is A. Immediately cease all industrial activity B. Wait and see how much temperatures change before we change our habits C. Severely cut back on production of greenhouse gases D. Not worry about greenhouse gas production E. Focus on the development of technological advances to help decrease the effects of climate change

C. Severely cut back on production of greenhouse gases

46. Which of the following is NOT an important greenhouse gas? A. Methane B. Nitrous oxide C. Sulfur dioxide D. Carbon dioxide

C. Sulfur dioxide

14. Insolation is a term that means A. The heat reflectivity of clouds B. The energy retentive ability of gases C. The incoming solar radiation D. The total amount of energy released by the sun E. The outgoing infrared energy

C. The incoming solar radiation

19. Intense sunlight causes a band of hot, rising air laden with evaporated water near the equator. This moisture then falls because A. Its potential energy increases with height B. Warm air cannot hold much moisture C. The rising air cools and loses its ability to hold water vapor D. Moisture is condensed as convection currents carry air over hotter, drier regions E. The moisture evaporates as convection currents carry air over hotter, drier regions

C. The rising air cools and loses its ability to hold water vapor

4. The atmospheric zone where most weather events occur is the ________________. A. Stratosphere B. Thermosphere C. Troposphere D. Mesosphere E. Stratopause

C. Troposphere

38. Milankovitch cycles involve the periodic ___________ and could be responsible for ________ weather changes. A. Convection currents in the lower atmosphere; drastic B. Summer/winter seasonality on the Earth; gradual C. Wobbling of the earth's axis and orbital shifts; cyclic D. Tidal cycles from month to month; seasonal E. Seasons; daily

C. Wobbling of the earth's axis and orbital shifts; cyclic

45. The Keeling graph, although it has yearly oscillations, shows that the concentration of CO2 in the atmosphere __________. A. has sharp increases about every five years. B. is remaining constant. C. is steadily rising. D. is slowly decreasing.

C. is steadily rising.

50. The main activity of the IPCC is to _______. A. refute any evidence that climate change exists B. make recommendations to UN member nations on climate change. C. make general assessments of all climate change research at regular intervals of time. D. make policies to combat climate change

C. make general assessments of all climate change research at regular intervals of time.

49. Current concentration of CO2 in the atmosphere is _______ according to the Keeling graph. A. 300ppm B. 375 ppm C. over 400ppm D. 350ppm

C. over 400ppm

3. Elements such as carbon, nitrogen, oxygen, and sulfur were added to the Earth's early atmosphere through _______________. A. the mechanical weathering of rocks B. the chemical weathering of rocks C. volcanic emissions D. photosynthesis E. contact with space

C. volcanic emissions