| Term 
 
        | At the equator, the rotation of the Earth is |  | Definition 
 
        | left to right, or eastward |  | 
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        | The arc of a meridian between the equator and a given point on the globe is |  | Definition 
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        | When the subsolar point is at 23.5 degrees S, the Earth experiences |  | Definition 
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        | If you take a plane flight from San Francisco, CA to Seoul, South Korea, as you cross the international dateline the time will |  | Definition 
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        | The Earth's axis of rotation is tilted from the plane of the ecliptic by about |  | Definition 
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        | A map projection that can portray the entire surface of the Earth without any distortion is the |  | Definition 
 
        | there are no map projections that can portray the entire surface of the Earth without any distortion |  | 
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        | Parallels run ____ around the globe and ____ the poles |  | Definition 
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        | Meridians run ____ around the globe and ___ at the poles |  | Definition 
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        | The arc of a parallel between the prime meridian and a given point on the globe is |  | Definition 
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        | The geoid, a reference surface that closely approximates the shape of the Earth, is based on |  | Definition 
 
        | the pull of gravity around the globe |  | 
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        | Which color of visible light has the shortest wavelength? |  | Definition 
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        | On the equator, the sun will reach its highest position in the sky on the |  | Definition 
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        | Air temperatures above low-albedo surfaces tend to be _____ than those over high-albedo surfaced |  | Definition 
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        | Air temperatures above high-albedo surfaces tend to be ____ than those over low-albedo surfaces |  | Definition 
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        | Estimates of the Earth's average albedo range between |  | Definition 
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        | Term 
 
        | Hot objects emit _____ energy than cold objects, and it is of _____ wavelengths |  | Definition 
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        | Term 
 
        | Cold objects emit ____ energy than hot objects, and it is of _____ wavelengths |  | Definition 
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        | The process in which electromagnetic energy is transferred into heat energy when radiation strikes some form of matter is called |  | Definition 
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        | Term 
 
        | The amount of insolation received at a location tends to be highest at |  | Definition 
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        | In the northern hemisphere mid-latitudes, the sun will reach its highest position in the sky on the |  | Definition 
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        | Term 
 
        | In the southern hemisphere mid-latitudes, the sun will reach its highest position in the sky on the |  | Definition 
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        | Term 
 
        | At the arctic circle, the sun will reach its highest position in the sky on the |  | Definition 
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        | ______ is a common gas in the atmosphere that does not easily react with other substances |  | Definition 
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        | ______ is a common gas in the atmosphere that is highly chemically active and combines readily with other elements |  | Definition 
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        | The ozone layer in the upper atmosphere is essential for life on the planet because the full intensity of the sun's ultraviolet rays would |  | Definition 
 
        | damage skin, crops, and aquatic life |  | 
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        | _____ flows from the ocean to the atmosphere when water evaporates |  | Definition 
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        | ______ is a very important mechanism for transporting large amounts of energy from one region of the Earth to another |  | Definition 
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        | Fields, forest, and bare ground tend to have albedos that are _____ |  | Definition 
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        | Term 
 
        | Black pavement surfaces tend to have albedos that are _____ |  | Definition 
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        | Snow and ice tend to have albedos that are _____ |  | Definition 
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        | Clouds can absorb as much as _____ of incoming solar radiation |  | Definition 
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        | Term 
 
        | The greenhouse effect results from the absorption of ______ in the atmosphere |  | Definition 
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        | If the amount of insolation absorbed by the Earth was consistently larger than the amount of longwave energy emitted by the Earth, we would expect |  | Definition 
 
        | the Earth's temperature to rise rapidly |  | 
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        | Term 
 
        | On average, the Earth reflects about ______ of the solar radiation it receives back to space |  | Definition 
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        | On a warm summer day, latent heat transfers will tend to |  | Definition 
 
        | absorb and store heat in a substance as it changes state |  | 
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        | Term 
 
        | If the Earth's axis was perpendicular to the plane of the ecliptic, insolation would be |  | Definition 
 | 
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        | Temperature decrease with elevation because |  | Definition 
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        | The average environmental lapse rate in the troposphere is about |  | Definition 
 | 
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        | Term 
 
        | On the Tropic of Capricorn, the sun will reach its highest position in the sky on the |  | Definition 
 | 
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        | During the day, air near the ground surface is primarily warmed by |  | Definition 
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        | During the daytime, air temperature tends to _____ closer to the ground, and during the night it tends to ______ closer to the ground |  | Definition 
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        | On high mountains, insolation levels will be _____ the adjacent lowlands |  | Definition 
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        | Water heats and cools more slowly than land surfaces due to |  | Definition 
 
        | the much greater depth that the heat must be distributed in water and hte mixing that occurs |  | 
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        | Term 
 
        | Adjacent water and land locations have quite different temperature ranges due to differences in |  | Definition 
 | 
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        | The surface layer of a beach would heat up _____ that the adjacent water surface during the day, and cool down ____ during the night, during a summer day-night cycle |  | Definition 
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        | Lines that connect points of equal temperature on a map are called |  | Definition 
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        | Temperature tends to _____ with elevation in the mesosphere, and _____ with elevation in thermosphere |  | Definition 
 | 
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        | The layer of the atmosphere in which gases are sorted into layers by weight is the |  | Definition 
 
        | heterosphere, specifically hte thermosphere |  | 
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        | Term 
 
        | Temperature decreases with elevation in the troposphere because of |  | Definition 
 | 
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        | Term 
 
        | The tiny particles that float in the atmosphere, held aloft by slight air movements are called |  | Definition 
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        | Historical records indicate that global temperatures have been increasing for about the last |  | Definition 
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        | Oceans, lakes, and rivers return water to the atmosphere through |  | Definition 
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        | Term 
 
        | The absorption of heat and the release of water vapor into the atmosphere occurs in the hydrologic cycle through |  | Definition 
 
        | evaporation and transpiration |  | 
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        | Term 
 
        | After precipitation falls to the land surface, surface water can flow off the land, concentrating in streams and rivers. This flow is known as |  | Definition 
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        | Precipitation that flows on the land into streams and rivers and then eventually to the lakes and oceans is known as |  | Definition 
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        | What is specific humidity? |  | Definition 
 
        | the actual quantity of water held in the atmosphere |  | 
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        | Blanket-like, layered clouds that cover large areas are called |  | Definition 
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        | Term 
 
        | The two basic classes of cloud families are |  | Definition 
 
        | stratiform and cumuloform |  | 
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        | Term 
 
        | The dry adiabatic rate is |  | Definition 
 
        | 10 degrees per 1000 meters |  | 
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        | Term 
 
        | Dew-point is the temperature at which |  | Definition 
 
        | the air is completely saturated and can hold no more moisture |  | 
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        | Term 
 
        | Subsurface water found under the surface in soil and rock is known as |  | Definition 
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        | The largest portion of fresh water today is located in |  | Definition 
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        | Term 
 
        | Thin, high wispy clouds composed almost entirely of ice crystals are called |  | Definition 
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        | Clouds are grouped on the basis of two criteria: |  | Definition 
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        | Normally, a parcel of air will ____ if it is warmer than the surrounding air, conversely, the air parcel will _____ if it is cooler than the surrounding air |  | Definition 
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 | Definition 
 
        | on the dry side of the mountain, the side opposite which the cloud has formed over a large body of water |  | 
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        | The most violent of all storms are associated with ________ clouds |  | Definition 
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        | Evaporation involves the ______ of latent heat and a change in state from the ______ phase to the gaseous phase |  | Definition 
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        | Condensation involves the ______ of latent heat and a change in state from the ______ phase to the liquid phase |  | Definition 
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        | _________ is when ice changes directly from the solid phase to the gaseous phase without a transitional liquid phase |  | Definition 
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        | Water vapor changing directly to the liquid phase is knows as _______ |  | Definition 
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        | Which cloud sometimes produces thunder and lightening? |  | Definition 
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        | Water changing to the gaseous phase is known as |  | Definition 
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        | In a thunderstorm, the release of latent heat ______ the temperature of a parcel of air and causes the parcel of air to _____ if it is warmer than the surrounding air |  | Definition 
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        | If the environmental lapse rate is significantly less than the dry adiabatic rate, a parcel of air will be |  | Definition 
 | 
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        | Term 
 
        | Microscopic particles, such as dust particles and sea salt crystals, are known as ______ and serve as "landing pads" on which water vapor can condense |  | Definition 
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        | When a through flowing current of moist air is forced to move upward over a mountain barrier, the process is referred to as _______ |  | Definition 
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        | The California Current is a cold current off the west coast of California. If a cool, moist air mass passed over this colder current, what would probably result? |  | Definition 
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        | Particles, such as tiny salt crystals or dust particles, that absorb water are called |  | Definition 
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        | The transfer of water from land and ocean to the atmosphere and back again to land and oceans in a never ending cycle is |  | Definition 
 | 
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        | Term 
 
        | The wet adiabatic rate for a rising parcel of air is less than the dry rate because |  | Definition 
 
        | latent heat is released when condensation occurs |  | 
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        | Term 
 
        | The temperature of a rising parcel of air ______ as it ascends |  | Definition 
 | 
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        | The Lifting Condensation Level is the altitude at which |  | Definition 
 
        | condensation begins in the atmosphere |  | 
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        | The amount of moisture in the atmosphere is called |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The return of precipitation to the atmosphere as water vapor occurs through |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Water vapor that changes state to form a cloud is an example of |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The weight force exerted by a column of air on a surface is called |  | Definition 
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        |  | 
        
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        | Air pressure is caused by |  | Definition 
 
        | the force of gravity acting upon the overlying column of air |  | 
        |  | 
        
        | Term 
 
        | Atmospheric pressure at sea level is about |  | Definition 
 | 
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        | Term 
 
        | The changing weather conditions of monsoon circulation are associated with shifts in the position of the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | A dry, hot local wind system that contributes to wildfire problems in southern California is the |  | Definition 
 | 
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        | The magnitude of the Coriolis force is largest at the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Surface ocean currents in the northern hemisphere tend to flow |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | In the southern hemisphere, the Coriolis effect causes winds and currents to veer to the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | In an anticyclone located in the northern hemisphere winds spiral |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | In an anticyclone located in the southern hemisphere winds spiral |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The zone where the northeast and southeast trade winds converge is the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The gulf stream carries _____ water to the _______ |  | Definition 
 
        | warm; Northern Atlantic Ocean |  | 
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        | The polar jet stream tends to reach its furthest south position during the ______ months |  | Definition 
 | 
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        | The band of rapidly flowing air found aloft above the polar front is a |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Rossby waves form along the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | In a cyclone located in the southern hemisphere winds spiral |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | In a cyclone located in the northern hemisphere winds spiral |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | In the northern hemisphere, the Coriolis effect causes winds to veer |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The differences between northern and southern hemisphere circulation patterns is strongly influenced by differences in |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The low-latitude atmospheric circulation cell with rising air over the equatorial trough and sinking air over the subtropical high pressure belts is the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The intertropical convergence zone migrates approximately between the |  | Definition 
 
        | 40 degrees north and south latitudes |  | 
        |  | 
        
        | Term 
 
        | Mountain sickness or altitude sickness, which can occur at elevations above 3000m, is caused by |  | Definition 
 | 
        |  | 
        
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        | Rossby waves are undulations in the flow path of the |  | Definition 
 | 
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        | Term 
 
        | A device used to measure air pressure is the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | _______ is when water vapor changes directly from the gaseous phase to the solid phase without a transitional liquid phase |  | Definition 
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        |  | 
        
        | Term 
 
        | An extensive body of air in which temperature and moisture characteristics are fairly uniform is an |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Which type of front tends to cause the most rapid lifting? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The city of New Orleans was badly damaged as a result of hurricane |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | As a result of global warming, global cloud cover is expected to |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The energy that powers a tropical cyclone comes from |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The center of a tropical cyclone is known as the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The most powerful and destructive type of cyclonic storm is the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Key factors that determine the characteristics of an air mass are the _____ and _____ of the formation area |  | Definition 
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        | The major criteria used to identify air masses are |  | Definition 
 
        | surface temperature and surface-specific humidity |  | 
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        | Term 
 
        | Weather conditions associated with an anticyclone include |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | We are currently experiencing _____ of hurricane activity |  | Definition 
 | 
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        | Term 
 
        | In the north Atlantic, the peak of hurricane season occurs during |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | In the United States, tornadoes occur most frequently in the _____ states |  | Definition 
 | 
        |  | 
        
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        | The lowest central pressures are found in a |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Air masses move in response to |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The coastal-continental location of a place has a strong influence on |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The annual cycle of prevailing weather conditions at a given place based on long-term conditions is known as |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | A continental tropical air mass would tend to bring ______ conditions when it arrived in an area |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | A maritime tropical air mass would tend to bring ________ conditions when it arrived in an area |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | A maritime equatorial air mass would tend to bring ______ conditions when it arrived in an area |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | A continental polar air mass would tend to bring ______ conditions when it arrived in an area |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | A continental arctic air mass would tend to bring _______ conditions when it arrived in an area |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | A major feature of weather in the mid-latitude climates is |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The temperature regime that experiences the smallest amount of seasonality is the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | In the United States, the moist continental climate covers most of the |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | A maritime polar air mass would tend to bring _______ conditions when it arrived in an area |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The _______ and ______ characteristics of an air mass tend to reflect the characteristics of its source region |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The temperature regime that experiences the coldest annual temperature is the |  | Definition 
 | 
        |  |