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Relative Humidity and Air Pressure Review

Quiz by justine wood

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16 questions
Show answers
  • Q1
    The air temperature is 25 C and the dew point temperature is 20 C. What is the relative humidity?
    70%
    85%
    100%
    50%
    30s
  • Q2
    The air temperature is 15 C and the dew point temperature is 5 C. What is the relative humidity?
    100%
    50%
    75%
    25%
    20s
  • Q3
    Air temperature is 35 C and dew point temperature is 25 C. What is the relative humidity?
    80%
    20%
    75%
    57%
    20s
  • Q4
    Find the relative humidity: Wet bulb = 22 C, Dry bulb = 26C
    70%
    92%
    85%
    38%
    20s
  • Q5
    Find the relative humidity: Wet bulb = 14 C, Dry bulb = 20 C
    72%
    51%
    64%
    90%
    20s
  • Q6
    Find the relative humidity: Wet bulb 8 C, Dry bulb 8 C
    88%
    100%
    25%
    75%
    20s
  • Q7
    When relative humidity is low:
    evaporation rate is low
    evaporation rate is constant
    evaporation does not occur
    evaporation rate is high
    20s
  • Q8
    What is evaporation
    phase change from liquid to gas
    phase change from gas to liquid
    phase change from solid to liquid
    phase change from liquid to solid
    20s
  • Q9
    What is condensation
    phase change from liquid to gas
    phase change from gas to liquid
    phase change from solid to liquid
    phase change from liquid to solid
    20s
  • Q10
    What happens when RH is 100%
    air temp = dew point temp
    air temp is higher than dew point temp
    dew point temp is higher than air temp
    air temp is lower than dew point temp
    20s
  • Q11
    When RH is 100%, you should expect
    clear skies and calm winds
    partly cloudy skies
    fog and possible precipitation
    strong winds
    20s
  • Q12
    Winds in a low pressure system move
    counter clockwise towards the center
    clockwise away from the center
    clockwise towards the center
    counter clockwise away from the center
    20s
  • Q13
    Low pressure systems usually bring
    cloudy skies and precipitation
    clear skies
    20s
  • Q14
    In low pressure systems,
    air molecules sink, compress and warm
    air molecules rise, expand and cool
    air molecules rise, condense and warm
    air molecules sink, expand and cool
    20s
  • Q15
    In this diagram, the air over the water has:
    Question Image
    higher pressure than the air over the land
    lower pressure than the air over the land
    equal pressure to the air over the land
    20s

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