Question 1
Question
The Corilois force is the force that causes the wind to blow.
Question 2
Question
Hot air with a low relative humidity may actually contain more water vapor than cool air with a high relative humidity.
Question 3
Question
On a cloudless day, the tropopause is easily visible with the naked eye.
Question 4
Question
The ground is a better emitter of infrared radiation and cools more quickly than air.
Question 5
Question
The temperature in a rising parcel of air will always be the same as that of the surrounding air.
Question 6
Question
Visibility generally improves after a rain storm.
Question 7
Question
The air pressure at the summit of Mount Everest is higher than the air pressure at sea level.
Question 8
Question
Clouds, fogs, and precipitation are more likely to form where prevailing winds are upslope than where the winds are downslope.
Question 9
Question
Dense fog is more prevalent in mountainous areas (especially those regions where rising cold air cools and condenses) than coastal margins.
Question 10
Question
Frost occurs when dew freezes.
Question 11
Question
On a windy day, you would expect to record warmer daytime and warmer nighttime temperatures than on a day with calm winds.
Question 12
Question
The formation of ice releases heat and warms the surroundings.
Question 13
Question
A cloud with an anvil-shaped top is most often associated with
Answer
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cumulonimbus
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altocumulus
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cumulus congestus
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cumulus humilis
Question 14
Question
Which process results in a decrease in relative humidity?
Question 15
Question
The moist adiabatic rate is ___ than the dry adiabatic heat because latent heat is ___ the rising air.
Answer
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less; removed from
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less; added to
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greater; removed from
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greater; added to
Question 16
Question
During atmospheric convection, rising air bubbles are called ___.
Answer
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clouds
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vapors
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thermals
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wind
Question 17
Question
The ___ force is an apparent force created by Earth's rotation.
Answer
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pressure gradient
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gravitational
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centripetal
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Corilois
Question 18
Question
Which cloud type would most lickely form in absolutely stable air?
Answer
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stratus
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altocumulus
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cumulus congestus
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cumulonimbus
Question 19
Question
On an upper-air chart, normally we find warm air associated with ___ pressure, and cold air associated with ___ pressure.
Answer
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low; low
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low; high
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high; high
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high; low
Question 20
Question
In clear weather, the air next to the ground is usually ___ than the air above it at night, and ___ than the air above it during the day.
Answer
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warmer; warmer
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cooler; warmer
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colder; colder
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warmer; colder
Question 21
Question
The letter H and L on a surface weather map refer to regions of high and low ___.
Answer
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latitude
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winds
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pressure
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temperature
Question 22
Question
Beneath a lenticular cloud downwind of a mountain, a large swirling eddy forms what type of cloud?
Answer
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nimbus
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rotor
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lee wave
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mountain wave
Question 23
Question
If you observe large raindrops hitting the ground, you could conclude that the cloud overhead was ___ and had ___ updrafts.
Answer
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thick; strong
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thin; strong
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thin; weak
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thick; weak
Question 24
Question
Clouds often form in ___.
Answer
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sinking air in the center of a high pressure area
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rising air in the center of a low pressure area
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sinking air in the center of a low pressure area
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rising air in the center of a high pressure area
Question 25
Question
The energy of motion is known as ___.
Answer
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specific heat
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radiant energy
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potential energy
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kinetic energy
Question 26
Question
What is responsible for the cold feeling that you experience after leaving a swimming pool on a hot, dry summer day?
Answer
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heat transport by convection
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heat transport by radiation
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heat transport by conduction
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heat transport by latent heat
Question 27
Question
As the air temperature increases, the air's capacity for water vapor ___.
Question 28
Question
On an upper-air chart, the wind aloft tends to blow ___.
Answer
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at right angles to the isobars or contour lines
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at an angle between 10 degrees and 30 degrees to the contours and towards lower pressure
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at constant speed
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parallel to the isobar or contours
Question 29
Question
A ridge on an upper-air isobaric chart indicates ___.
Question 30
Question
Cyclonic flow means ___ in either the Northern or Southern Hemisphere.
Question 31
Question
If upper-level divergence exceeds surface convergence, the air pressure at the center of the low will ___, and the isobars will become ___ tightly packed.
Answer
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decrease; less
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increase; less
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increase; more
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decrease; more
Question 32
Question
An inversion represents an extremely stable atmosphere because ___.
Answer
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surface air becomes warmer than air aloft
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inversions allow air pollutants to escape freely from surface air
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air becomes cooler with height
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inversions act as a lid on vertical air motion
Question 33
Question
Particles that serve as surfaces on which water vapor may condense are called ___.
Answer
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nacreous nuclei
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hydrophobic nuclei
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scud
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condensation nuclei
Question 34
Question
A good example of ___ fog is observed along the Pacific Coast during summer, when warm, moist air from the ocean is carried over colder coastal waters.
Answer
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advection
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radiation
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evaporation
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high
Question 35
Question
In the lower atmosphere, any air that rises will ___ and cool.
Answer
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vaporize
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expand
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compress
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evaporate
Question 36
Question
As the air temperature increases, with no addition of water vapor to the air, the dew point will ___.
Question 37
Question
If an air parcel is given a small push upward and it continues to move upward on its own accord, the atmosphere is said to be ___.
Answer
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dynamic
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stable
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buoyant
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unstable
Question 38
Question
The movement of smoke in the atmosphere from one area to another by wind is an example of ___.
Answer
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advection
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conduction
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reflection
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radiation
Question 39
Question
Which environmental lapse rate represents the most unstable condition in a layer of unsaturated air?
Answer
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3 degrees Celsius per 1000 m
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6 degrees Celsius per 1000 m
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11 degrees Celsius per 1000 m
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9 degrees Celsius per 1000 m
Question 40
Question
In a temperature inversion, air temperature ___.
Answer
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increases with decreasing height
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decreases with increasing height
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increases with increasing height
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remains constant with increasing height
Question 41
Question
Condensation is more likely to occur when air ___.
Answer
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warms and the speed of the water vapor molecules decreases
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cools and the speed of the water vapor molecules decreases
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cools and the speed of the water vapor molecules increases
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warms and the speed of the water vapor molecules increases
Question 42
Question
Which chemical process is an example of condensation?
Answer
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ice formation
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cloud droplet formation
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photosynthesis
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water vapor formation
Question 43
Question
Nightime radiation inversions occur on most ___ nights.
Answer
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rainy, calm
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rainy, windy
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clear, windy
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clear, calm
Question 44
Question
Which type of cloud shows the greatest vertical growth?
Answer
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cirrocumulus
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cumulus humilis
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cumulonimbus
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cumulus congestus
Question 45
Question
Which cloud type would be most likely to form ina an unstable atmophere?
Answer
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cumulus humilis
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nimbostratus
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cumulonimbus
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cirrostratus
Question 46
Question
What set of conditions, working together, will make the atmophere the most unstable?
Answer
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cooling the surface and cooling the air aloft
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warming the surface and cooling the air aloft
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cooling the surface and warming the air aloft
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warming the surface and warming the air aloft
Question 47
Question
Which set of conditions, working together, will make the atmosphere the most stable?
Answer
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cooling the surface and warming the air aloft
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warming the surface and cooling the air aloft
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warming the surface and warming the air aloft
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cooling the surface and cooling the air aloft
Question 48
Question
Areas of high atmospheric pressure are also known as ___.
Answer
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hurricanes
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anticyclones
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tornadoes
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troughs
Question 49
Question
Dew is most likely to form on ___.
Answer
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clear, calm nights
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cloudy, calm nights
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clear, windy nights
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cloudy, windy nights
Question 50
Question
In the middle latitudes of the Northern Hemisphere, surface winds tend to blow ___ and ___ around an area of surface low pressure.
Question 51
Question
On a cold, winter morning, the most likely place for radiation fog to form is ___.
Question 52
Question
The surface air around a strengthening low pressure area normally ___, while, above the system the air normally ___.
Answer
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converges; converges
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converges; diverges
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diverges; converges
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diverges; diverges
Question 53
Question
Frost forms when ___.
Answer
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conditions are cold, cloudy, and windy
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the dew point is 32 degrees fahernheight or below
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the dew point is above 32 degrees fahernheight
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dew freezes
Question 54
Question
Radiation fog forms when ___.
Answer
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water vapor is added ro air next to the ground
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air pressure ar the ground drops suddenly
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air next to the ground is cooled
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there is a increase in condensation nuclei in air at the ground
Question 55
Question
Cold and cloudy nights are warmer than cold and clear nights (other factors being equal) because ___.
Question 56
Question
The wind around a surface low pressure in the Southern Hemisphere blows ___ the center.
Answer
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clockwise and inward toward
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counterlockwise and inward toward
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clockwise and outward from
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counterclockwise and outward from
Question 57
Question
All of the weather we are familiar with on Earth occurs in the ___.
Answer
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troposphere
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stratosphere
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mesosphere
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exosphere
Question 58
Question
As the difference between the air temperature and the dew point increases, the relative humidity ___.
Question 59
Question
The force that causes the wind to blow is the ___ force.
Answer
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centripetal
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pressure gradient
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Coriolis
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frictional
Question 60
Question
The wind around a surface high pressure center in the Northern Hemisphere blows ___ the center.
Answer
-
clockwise and outward from
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counterclockwise and inward from
-
counterclockwise and outward from
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clockwise and inward from
Question 61
Question
A ___ pressure usually indicates clearing weather or fair weather.
Answer
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constant
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steadily falling
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steadily rising
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fluctuating
Question 62
Question
Light or moderate continuous precipitation is most often associated with ___ clouds.
Answer
-
cirrocumulus
-
cirrostratus
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nimbostratus
-
cumulonimbus
Question 63
Question
What pattern is most likely associated with clear skies and fair weather?
Answer
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high pressure regions
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low pressure regions
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warm regions
-
a cold front
Question 64
Question
A baseball will travel slightly farther on a ___ day.
Answer
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hot, dry
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cool, cloudy
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hot, humid
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cool, clear
Question 65
Question
Which combination produces the strongest Coriolis force?
Answer
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slow winds and low latitude
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fast winds and low latitude
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fast winds and high altitude
-
slow winds and high altitude
Question 66
Question
The name given to a towering cloud that produces precipitation that is showery with frequent changes in intensity is ___.
Answer
-
altocumulus
-
cumulus congestus
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cumulus humilis
-
cumulonimbus
Question 67
Question
The pressure gradient force is directed from higher pressure toward lower pressure ___.
Question 68
Question
Which condition would contribute to higher surface air temperatures?
Answer
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moist loamy soil
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dry loamy soil with high vegitation
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dry sandy soil with little vegetation
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moist loamy soil with high vegitation