Ges 110 Exam 1 91-140

Front 1

Thin, high wispy clouds composed almost entirely of ice crystals are called:

Back 1

cirrus

Front 2

________ develops at night when the temperature of the air layer at the ground level falls below the dew point.

Back 2

Radiation fog

Front 3

Particles, such as tiny salt crystals or dust particles, that absorb water are called:

Back 3

cloud condensation nuclei

Front 4

Clouds are grouped on the basis of two criteria:

Back 4

height and form

Front 5

The dry adiabatic rate is:

Back 5

10°C/1000m

Front 6

The two basic classes of cloud families are:

Back 6

stratiform and cumuliform

Front 7

Examples of high level clouds would be _____________ and ______ _______

Back 7

cirrus
cirrostratus

Front 8

The wet adiabatic rate for a rising parcel of air is less than the dry rate because:

Back 8

release of latent heat

Front 9

Blanket-like, layered clouds that cover large areas are called

Back 9

stratiform

Front 10

The temperature of a rising parcel of air __________ as it ascends.

Back 10

decreases

Front 11

A rising parcel of air that does not exchange heat with its surroundings and is solely a function of pressure changes is an example of:

Back 11

an adiabatic process

Front 12

The temperature to which air must be cooled in order to reach saturation is the:

Back 12

dew point.

Front 13

The highly variable temperature rate at which still air changes with increasing altitude is referred to as the:

Back 13

environmental lapse rate.

Front 14

If the air temperature remains constant, while evaporating water, this will __________ the relative humidity and __________ the dew point.

Back 14

increase;
increase

Front 15

Air temperatures usually will decrease with height most rapidly during _______ and will usually decrease least rapidly (or even increase during inversions) during ________.

Back 15

the day;
the night

Front 16

Precipitation that flows on the land into streams and rivers and then eventually to lakes and oceans is known as:

Back 16

run-off

Front 17

Locations in the southern U. S. generally have higher specific humidity because:

Back 17

higher air temp. in the gulf states

Front 18

The return of precipitation to the atmosphere as water vapor occurs through:

Back 18

evaporation

Front 19

The amount of moisture in the atmosphere is called:

Back 19

humidity

Front 20

When water vapor is converted into water droplets due to cooling, the process is called:

Back 20

condensation

Front 21

After precipitation falls to the land surface, surface water can flow off the land, concentrating in streams and rivers. This flow is known as:

Back 21

run-off

Front 22

___________________ is when ice changes directly from the solid phase to the gaseous phase without a transitional liquid phase.

Back 22

Sublimation

Front 23

Atmospheric moisture deposited at the earth's surface as rain, hail sleet, snow etc.:

Back 23

precipitation

Front 24

The absorption of heat and the release of water vapor into the atmosphere occurs in the hydrologic cycle through:

Back 24

Evaporation and transpiration

Front 25

The largest portion of fresh water today is located in:

Back 25

ice caps and glaciers

Front 26

The transfer of water from land and ocean to the atmosphere and back again to land and oceans in a never ending cycle is:

Back 26

The hydrologic cycle.

Front 27

Water vapor that changes state to form a cloud is an example of:

Back 27

condensation.

Front 28

Water vapor changing directly to the liquid phase is known as __________.

Back 28

condensation

Front 29

Water changing to the gaseous phase is known as __________.

Back 29

evaporation

Front 30

When water vapor changes to a liquid state or when water vapor changes directly to ice, the air __________________ latent heat, resulting in localized ______________ of the atmosphere.

Back 30

releases;
warming

Front 31

When water changes to a gaseous state or when ice changes directly to water vapor, the air __________________ latent heat, resulting in localized ______________ of the atmosphere.

Back 31

absorbs
cooling

Front 32

Oceans, lakes, and rivers return water to the atmosphere through:

Back 32

evaporation

Front 33

The layer of the atmosphere in which the ozone layer is found is known as the:

Back 33

stratosphere

Front 34

Temperature tends to ______ with elevation in the troposphere, and ________ with elevation in the stratosphere.

Back 34

decrease;
increase

Front 35

Temperature tends to ______ with elevation in the mesosphere, and ________ with elevation in the thermosphere.

Back 35

decrease;
increase

Front 36

Which cloud sometimes produces thunder and lightning?

Back 36

cumulus

Front 37

About what percentage of air pollution is derived from the combustion of fossil fuels?

Back 37

78%

Front 38

Evaporation involves the ______________ of latent heat and a change is state from the ______________ phase to the gaseous phase

Back 38

release;
liquid

Front 39

Deposition involves the ______________ of latent heat and a change is state from the ______________ phase to the solid phase

Back 39

release;
water vapor

Front 40

One of the better known impacts of acid deposition is the __________ of lakes and streams in Adirondocks of New York State.

Back 40

acidification

Front 41

Temperature tends to ______ with elevation in the mesosphere, and ________ with elevation in the stratosphere.

Back 41

decrease
increase

Front 42

Sublimation involves the ______________ of latent heat and a change is state from the ______________ phase to the gaseous phase.

Back 42

absorption
solid

Front 43

In a thunderstorm, the most latent heat would be released if the parcel of air is saturated and is:

Back 43

rising and warm

Front 44

What pH value must be obtained before precipitation is considered acidic?

Back 44

5

Front 45

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

Back 45

increases
rise

Front 46

A strong pressure gradient is indicated on a map by:

Back 46

closely spread isobars.

Front 47

The Coriolis effect is caused by:

Back 47

the Earth's rotation

Front 48

The polar jet stream tends to reach its furthest south position during the ________ months.

Back 48

winter

Front 49

The circumpolar current is found:

Back 49

around Antarctica and western South America.

Front 50

The gulf stream carries __________ water to the ________.

Back 50

warm
North