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