On which of the following does the capacity of a kilogram of air for holding water depend? w) the air pressure x) the air temperature y) the dust content of the air z) the ions in the air

On which of the following does the capacity of a kilogram of air for holding water depend? w) the air pressure x) the air temperature y) the dust content of the air z) the ions in the air
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Answer :

ANSWER: X -- THE AIR TEMPERATURE 
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According to the protoplanet hypothesis, the solar system begins as which of the following? w) a star x) a vacuum y) a huge cloud of dust and gas z) a group of comets.

Description : According to the protoplanet hypothesis, the solar system begins as which of the following? w) a star x) a vacuum y) a huge cloud of dust and gas z) a group of comets.

Last Answer : ANSWER: Y -- A HUGE CLOUD OF DUST AND GAS

What is the relative humidity when the absolute humidity is 3 grams per cubic meter and the air has a capacity of 12 grams per cubic meter? w) 4% x) 9% y) 25% z) 400%

Description : What is the relative humidity when the absolute humidity is 3 grams per cubic meter and the air has a capacity of 12 grams per cubic meter? w) 4% x) 9% y) 25% z) 400%

Last Answer : ANSWER: Y -- 25%

Field capacity represents the maximum quantity of water held: w) in the soil against the force of gravity x) in the ground water zone y) in the intermediate zone z) below the water table

Description : Field capacity represents the maximum quantity of water held: w) in the soil against the force of gravity x) in the ground water zone y) in the intermediate zone z) below the water table

Last Answer : ANSWER: W -- IN THE SOIL AGAINST THE FORCE OF GRAVITY

The air around a high pressure area circulates: w) clockwise in the Northern Hemisphere x) counterclockwise in the Northern Hemisphere y) clockwise in the Southern Hemisphere z) in either direction regardless of hemisphere

Description : The air around a high pressure area circulates: w) clockwise in the Northern Hemisphere x) counterclockwise in the Northern Hemisphere y) clockwise in the Southern Hemisphere z) in either direction regardless of hemisphere

Last Answer : ANSWER: W -- CLOCKWISE IN THE NORTHERN HEMISPHERE 

When the difference in the temperature of the wet-bulb thermometer and dry-bulb thermometer is large, what does it indicate about the air? w) it is very dry x) it is nearly saturated y) it is very warm z) it is very cold

Description : When the difference in the temperature of the wet-bulb thermometer and dry-bulb thermometer is large, what does it indicate about the air? w) it is very dry x) it is nearly saturated y) it is very warm z) it is very cold

Last Answer : ANSWER: W -- IT IS VERY DRY

The wind-chill index outside is -10 F when the wind blows at 20 mph and the air temperature is 20 F. To what temperature will a dry object cool when placed outside? w) 20 F x) 10 F y) -10 F z) -20 F

Description : The wind-chill index outside is -10 F when the wind blows at 20 mph and the air temperature is 20 F. To what temperature will a dry object cool when placed outside? w) 20 F x) 10 F y) -10 F z) -20 F

Last Answer : ANSWER: W -- 20 F

Certain substances are classified as water pollutants, others as air pollutants and still others as land pollutants. Which of the following pollutes all three parts of our environment? w) fluorocarbons x) smog y) acid rain z) ozone

Description : Certain substances are classified as water pollutants, others as air pollutants and still others as land pollutants. Which of the following pollutes all three parts of our environment? w) fluorocarbons x) smog y) acid rain z) ozone

Last Answer : ANSWER: Y -- ACID RAIN

When does the air cool most rapidly? Is it during w) a cloudy day x) a cloudy night y) a sunny day z) a clear night

Description : When does the air cool most rapidly? Is it during w) a cloudy day x) a cloudy night y) a sunny day z) a clear night

Last Answer : ANSWER: Z -- A CLEAR NIGHT

To what does the atmosphere's "greenhouse effect" refer to? w) the fact that ozone reflects ultraviolet radiation x) the fact that air prevents heat from leaving the earth y) the fact that clouds prevent sunlight from reaching the earth z) the fact that green plants use sunlight to produce food

Description : To what does the atmosphere's "greenhouse effect" refer to? w) the fact that ozone reflects ultraviolet radiation x) the fact that air prevents heat from leaving the earth y) the fact that clouds prevent sunlight from reaching the earth z) the fact that green plants use sunlight to produce food

Last Answer : ANSWER: X -- THE FACT THAT AIR PREVENTS HEAT FROM LEAVING THE EARTH 

The transport of energy or matter across the parallels of latitude in a north-south direction or the reverse is called: w) global transport x) air transport y) meridional transport z) polar transport

Description : The transport of energy or matter across the parallels of latitude in a north-south direction or the reverse is called: w) global transport x) air transport y) meridional transport z) polar transport

Last Answer : ANSWER: Y -- MERIDIONAL TRANSPORT

Trade winds are persistent easterly winds develope between: w) subtropical high pressure and equatorial doldrum x) subtropical high pressure and subpolar low pressure y) westerlies and polar highs z) none of the above

Description : Trade winds are persistent easterly winds develope between: w) subtropical high pressure and equatorial doldrum x) subtropical high pressure and subpolar low pressure y) westerlies and polar highs z) none of the above

Last Answer : ANSWER: W -- SUBTROPICAL HIGH PRESSURE AND EQUATORIAL DOLDRUM

What is considered to be the approximate difference in average temperature between the "little ice age" and today? w) 1 to 3 degrees centigrade x) 5 to 8 degrees centigrade y) 10 to 12 degrees centigrade z) 15 to 20 degrees centigrade

Description : What is considered to be the approximate difference in average temperature between the "little ice age" and today? w) 1 to 3 degrees centigrade x) 5 to 8 degrees centigrade y) 10 to 12 degrees centigrade z) 15 to 20 degrees centigrade

Last Answer : ANSWER: W -- 1 TO 3 DEGREES CENTIGRADE

Which of the following does NOT form as a result o a low level temperature inversion? w) smog x) sleet y) tornado z) fog

Description : Which of the following does NOT form as a result o a low level temperature inversion? w) smog x) sleet y) tornado z) fog

Last Answer : ANSWER: Y -- TORNADO 

What form of runoff is water that flows down a slope within the upper layers of the soil rather than on top of them? w) interflow x) extraflow y) endoflow z) detrital runoff

Description : What form of runoff is water that flows down a slope within the upper layers of the soil rather than on top of them? w) interflow x) extraflow y) endoflow z) detrital runoff

Last Answer : ANSWER: W -- INTERFLOW

The rock in which ground water is LEAST likely to form caverns is: w) sandstone x) limestone y) salt z) rock gypsum

Description : The rock in which ground water is LEAST likely to form caverns is: w) sandstone x) limestone y) salt z) rock gypsum

Last Answer : ANSWER: W -- SANDSTONE 

Which of the following is the most important erosional and transportation agent? w) wind x) water y) glaciers z) none of the above

Description : Which of the following is the most important erosional and transportation agent? w) wind x) water y) glaciers z) none of the above

Last Answer : ANSWER: X -- WATER

In an ocean, the upper layer of water with sufficient light penetration to support photosynthesis by aquatic plants i known as the: w) free zone x) plant zone y) photic zone z) primary zone

Description : In an ocean, the upper layer of water with sufficient light penetration to support photosynthesis by aquatic plants i known as the: w) free zone x) plant zone y) photic zone z) primary zone

Last Answer : ANSWER: Y -- PHOTIC ZONE

Large streams that enter a standing body of water produce which of the following geological features at their mouths? w) deltas x) load casts y) anticlines z) sync (pron: sink)

Description : Large streams that enter a standing body of water produce which of the following geological features at their mouths? w) deltas x) load casts y) anticlines z) sync (pron: sink)

Last Answer : ANSWER: W -- DELTAS

Of the following choices, the color purple on a topographic map indicates what surface feature? w) vegetation x) water y) photorevision z) rock formations

Description : Of the following choices, the color purple on a topographic map indicates what surface feature? w) vegetation x) water y) photorevision z) rock formations

Last Answer : ANSWER: Y -- PHOTOREVISION

Of the following, the color blue on a topographic map indicates what surface feature? w) vegetation x) water y) photorevision z) rock formations

Description : Of the following, the color blue on a topographic map indicates what surface feature? w) vegetation x) water y) photorevision z) rock formations

Last Answer : ANSWER: X -- WATER

Which of the following is the most important chemically-active fluid involved in the formation of rocks? w) hydrochloric acid x) sulfuric acid y) water z) methane

Description : Which of the following is the most important chemically-active fluid involved in the formation of rocks? w) hydrochloric acid x) sulfuric acid y) water z) methane

Last Answer : ANSWER: Y -- WATER

The chemical union of iron, oxygen and water forms w) magnetite x) hematite y) limonite z) pyrite

Description : The chemical union of iron, oxygen and water forms w) magnetite x) hematite y) limonite z) pyrite

Last Answer : ANSWER: Y -- LIMONITE

The curved body of water formed when a meandering river reshapes and cuts off one of its bends is called: w) an Essing pond x) an Oxbow lake y) a Swensen pool z) a Groovy pool

Description : The curved body of water formed when a meandering river reshapes and cuts off one of its bends is called: w) an Essing pond x) an Oxbow lake y) a Swensen pool z) a Groovy pool

Last Answer : ANSWER: X -- AN OXBOW LAKE

What percentage of the earth's water is fresh water? w) 50% x) 22% y) 7% z) 3%

Description : What percentage of the earth's water is fresh water? w) 50% x) 22% y) 7% z) 3%

Last Answer : ANSWER: Z -- 3%

A wave with a wavelength of 40 meters and a height of 2 meters will NOT be refracted in water with a depth of more than: w) 1 meter x) 2 meters y) 10 meters z) 20 meters

Description : A wave with a wavelength of 40 meters and a height of 2 meters will NOT be refracted in water with a depth of more than: w) 1 meter x) 2 meters y) 10 meters z) 20 meters

Last Answer : ANSWER: Z -- 20 METERS

A yazoo stream flows through which of the following? w) gorge x) divide y) backswamp z) water gap

Description : A yazoo stream flows through which of the following? w) gorge x) divide y) backswamp z) water gap

Last Answer : ANSWER: Y -- BACKSWAMP

A circular cavity ground out of bedrock by running water is called a: w) cave x) pothole y) sinkhole z) kettle hole

Description : A circular cavity ground out of bedrock by running water is called a: w) cave x) pothole y) sinkhole z) kettle hole

Last Answer : ANSWER: X -- POTHOLE 

On a topographic map, lines that indicate water depth are termed: w) isogonic lines (pron: eye-seh-gone-ik) x) bathymetric lines (pron: bath-i-meh-trik) y) isopachs z) none of these

Description : On a topographic map, lines that indicate water depth are termed: w) isogonic lines (pron: eye-seh-gone-ik) x) bathymetric lines (pron: bath-i-meh-trik) y) isopachs z) none of these

Last Answer : ANSWER: X -- BATHYMETRIC LINES 

The name of a rapid rise of coastal water that accompanies the arrival of a cyclone is called: w) hurricane x) storm surge y) tidal wave z) cyclonistat

Description : The name of a rapid rise of coastal water that accompanies the arrival of a cyclone is called: w) hurricane x) storm surge y) tidal wave z) cyclonistat

Last Answer : ANSWER: X -- STORM SURGE

While many different gases are found in the atmosphere, a number do NOT contribute significantly to solar heating of the atmosphere. Which TWO of the following gases do NOT absorb much heat? w) carbon dioxide x) nitrogen y) water vapor z) oxygen

Description : While many different gases are found in the atmosphere, a number do NOT contribute significantly to solar heating of the atmosphere. Which TWO of the following gases do NOT absorb much heat? w) carbon dioxide x) nitrogen y) water vapor z) oxygen

Last Answer : ANSWER: X and Z -- NITROGEN and OXYGEN

Pangaea is the name of a former continent that included: w) all the continents x) only Europe and Asia y) only South America and Africa z) only North and South America

Description : Pangaea is the name of a former continent that included: w) all the continents x) only Europe and Asia y) only South America and Africa z) only North and South America

Last Answer : ANSWER: W -- ALL THE CONTINENTS

What mineral is the most dense? w) hematite x) cinnabar y) marcasite z) rhodochrosite

Description : What mineral is the most dense? w) hematite x) cinnabar y) marcasite z) rhodochrosite

Last Answer : ANSWER: X -- CINNABAR

Which of the following mountain ranges was formed during the Mesozoic era? w) Rocky Mountains x) Cascades y) Appalachian z) Sierra Nevada

Description : Which of the following mountain ranges was formed during the Mesozoic era? w) Rocky Mountains x) Cascades y) Appalachian z) Sierra Nevada

Last Answer : ANSWER: Z -- SIERRA NEVADA

Sulfuric acid aerosols from the eruption of Mt. Pinatubo reduced the rate of global warming last year. They also contributed to the record size of: w) acid rainfalls in Europe x) the anchovy catch off Peru y) the ozone hole over Antarctica z) fish kills in the Amazon River

Description : Sulfuric acid aerosols from the eruption of Mt. Pinatubo reduced the rate of global warming last year. They also contributed to the record size of: w) acid rainfalls in Europe x) the anchovy catch off Peru y) the ozone hole over Antarctica z) fish kills in the Amazon River

Last Answer : ANSWER: Y -- THE OZONE HOLE OVER ANTARCTICA

Cloud droplets unite most easily to form raindrops in clouds containing which of the following substances? w) ozone x) plant pollen y) carbon tetrachloride z) large salt crystals

Description : Cloud droplets unite most easily to form raindrops in clouds containing which of the following substances? w) ozone x) plant pollen y) carbon tetrachloride z) large salt crystals

Last Answer : ANSWER: Z -- LARGE SALT CRYSTALS

Which of the following is an average number of inches of snow equal to one inch of rain? w) 1 inch x) 5 inches y) 10 inches z) 25 inches

Description : Which of the following is an average number of inches of snow equal to one inch of rain? w) 1 inch x) 5 inches y) 10 inches z) 25 inches

Last Answer : ANSWER: Y -- 10 inches

What is considered to be the oldest lake in North America? w) Mono Lake, CA x) Lake Superior, MI y) The Great Salt Lake, UT z) Crater Lake, OR

Description : What is considered to be the oldest lake in North America? w) Mono Lake, CA x) Lake Superior, MI y) The Great Salt Lake, UT z) Crater Lake, OR

Last Answer : ANSWER: W -- MONO LAKE, CA

The approximate average yearly rainfall in centimeters for the United States is: w) 25 centimeters x) 50 centimeters y) 75 centimeters z) 100 centimeters

Description : The approximate average yearly rainfall in centimeters for the United States is: w) 25 centimeters x) 50 centimeters y) 75 centimeters z) 100 centimeters

Last Answer : ANSWER: Y -- 75 CENTIMETERS

Valleys formed by glaciers always have which of the following characteristics? w) U-shaped cross sections x) straight courses y) uniform slopes z) bedrock floors

Description : Valleys formed by glaciers always have which of the following characteristics? w) U-shaped cross sections x) straight courses y) uniform slopes z) bedrock floors

Last Answer : ANSWER: W -- U-SHAPED CROSS SECTIONS

When the front of a glacier is stationary for a long time, the glacier will do which of the following? w) form many crevasses x) melt away y) not erode its bed z) build a large terminal moraine

Description : When the front of a glacier is stationary for a long time, the glacier will do which of the following? w) form many crevasses x) melt away y) not erode its bed z) build a large terminal moraine

Last Answer : ANSWER: Z -- BUILD A LARGE TERMINAL MORAINE

Carbon dioxide is an important greenhouse gas. What is the current rate in parts per million per year of atmospheric increase of this gas? w) 0.15 ppm per year (parts per million) x) 1.5 ppm per year y) 15 ppm per year z) 150 ppm per year

Description : Carbon dioxide is an important greenhouse gas. What is the current rate in parts per million per year of atmospheric increase of this gas? w) 0.15 ppm per year (parts per million) x) 1.5 ppm per year y) 15 ppm per year z) 150 ppm per year 

Last Answer : ANSWER: X -- 1.5 PPM PER YEAR 

The largest single component, by weight, in the average American landfill is: w) toxic waste x) diapers y) newspapers z) pizza boxes

Description : The largest single component, by weight, in the average American landfill is: w) toxic waste x) diapers y) newspapers z) pizza boxes

Last Answer : ANSWER: Y -- NEWSPAPERS

North American Indians used this mineral of volcanic origin to make tips for arrows: w) obsidian x) quartz y) flint z) pumice

Description : North American Indians used this mineral of volcanic origin to make tips for arrows: w) obsidian x) quartz y) flint z) pumice

Last Answer : ANSWER: W -- OBSIDIAN

Which animal is the center of the timber-harvest controversy in the Pacific Northwest? w) blackfooted ferret x) California condor y) northern spotted owl z) gray wolf

Description : Which animal is the center of the timber-harvest controversy in the Pacific Northwest? w) blackfooted ferret x) California condor y) northern spotted owl z) gray wolf

Last Answer : ANSWER: Y -- NORTHERN SPOTTED OWL

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

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

In geological studies, the Mohorovicic Discontinuity, commonly called the Moho, is the boundary between the w) the mantle and the crust x) asthenosphere and the mantle y) mantle and the outer core z) outer core and the inner core

Description : In geological studies, the Mohorovicic Discontinuity, commonly called the Moho, is the boundary between the w) the mantle and the crust x) asthenosphere and the mantle y) mantle and the outer core z) outer core and the inner core

Last Answer : ANSWER: W -- THE MANTLE AND THE CRUST

Which of the following is the approximate ratio of the area of the continents to the area of the earth's oceans? w) 2:1 x) 1:1 y) 2:5 z) 1:10

Description : Which of the following is the approximate ratio of the area of the continents to the area of the earth's oceans? w) 2:1 x) 1:1 y) 2:5 z) 1:10

Last Answer : ANSWER: Y -- 2:5

Which of the following distances in kilometers is closest to the diameter of the earth? w) 750 kilometers x) 2,750 kilometers y) 12,750 kilometers z) 127,500 kilometers

Description : Which of the following distances in kilometers is closest to the diameter of the earth? w) 750 kilometers x) 2,750 kilometers y) 12,750 kilometers z) 127,500 kilometers

Last Answer : ANSWER: Y -- 12,750 KILOMETERS 

Safety aside, for which of the following reasons is alcohol used in preference to mercury in a minimum thermometer? w) Alcohol has a higher boiling point x) Alcohol has a lower freezing point y) Alcohol contracts more uniformly z) Alcohol can be dyed for visibility

Description : Safety aside, for which of the following reasons is alcohol used in preference to mercury in a minimum thermometer? w) Alcohol has a higher boiling point x) Alcohol has a lower freezing point y) Alcohol contracts more uniformly z) Alcohol can be dyed for visibility

Last Answer : ANSWER: X -- ALCOHOL HAS A LOWER FREEZING POINT

The core of the earth is thought to be composed of which of the following? w) basalt and granite x) compressed gases y) uranium and lead z) iron and nickel

Description : The core of the earth is thought to be composed of which of the following? w) basalt and granite x) compressed gases y) uranium and lead z) iron and nickel

Last Answer : ANSWER: Z -- IRON AND NICKEL