Air Masses and Fronts Quiz
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Questions and Answers

Which type of front occurs when a cold air mass and a warm air mass block the movement of each other?

  • Warm front
  • Occluded front
  • Stationary front (correct)
  • Cold front
  • What type of clouds are associated with stationary fronts?

  • Cumulonimbus clouds
  • Stratocumulus clouds
  • Cirrus clouds
  • Altocumulus clouds (correct)
  • What happens when a warm front passes over an airport?

  • The winds veer to the south west
  • Cumuliform clouds with showers or thunderstorms develop
  • The ceiling and visibility begin to drop
  • The weather clears (correct)
  • Which of the following best describes climate?

    <p>The average historical weather over a particular region</p> Signup and view all the answers

    What causes winds in the atmosphere?

    <p>Pressure differentials caused by uneven heating</p> Signup and view all the answers

    Why does open water tend to absorb and trap solar radiation?

    <p>It has a higher heat capacity</p> Signup and view all the answers

    Which type of front occurs when the cold front catches up with the warm front and squeezes the warm air between the two fronts?

    <p>Cold front occlusion</p> Signup and view all the answers

    What is the wedge-shaped warm air mass created above an occluded front known as?

    <p>Trowal</p> Signup and view all the answers

    Which type of occlusion is more likely to produce a wider precipitation belt?

    <p>Warm front occlusion</p> Signup and view all the answers

    What happens to the temperature during a frontal passage?

    <p>It decreases</p> Signup and view all the answers

    Which type of fog is formed when warm rain falls through cold air?

    <p>Frontal fog</p> Signup and view all the answers

    What type of fog occurs when cold, dry stable air moves from land over warmer open water?

    <p>Steam fog</p> Signup and view all the answers

    What is the effect of fog drifting downwind onto land at coastal airports?

    <p>It leads to flight delays</p> Signup and view all the answers

    What is the potential hazard associated with steam fog?

    <p>Decreased visibility</p> Signup and view all the answers

    What is the reason for a flight delay when an airport is located on the upslope area of a hill?

    <p>Change in wind direction</p> Signup and view all the answers

    Which type of fog forms when moist, stable air is cooled as it moves up sloping terrain?

    <p>Upslope fog</p> Signup and view all the answers

    What are the ideal conditions for radiation fog to form?

    <p>Cloudless night over a landmass, light winds and moist air</p> Signup and view all the answers

    Which type of fog forms when moist air moves over cold ground or water?

    <p>Advection fog</p> Signup and view all the answers

    How does advection fog differ from radiation fog?

    <p>Advection fog is more extensive and persistent than radiation fog</p> Signup and view all the answers

    What happens to radiation fog when the sun's rays reflect off the ground?

    <p>The fog dissipates from the ground up</p> Signup and view all the answers

    Which type of fog occurs when moist air moves over cold ground or water?

    <p>Radiation fog</p> Signup and view all the answers

    What is the potential hazard associated with steam fog?

    <p>Reduced visibility</p> Signup and view all the answers

    What causes winds in the atmosphere?

    <p>Air pressure differences</p> Signup and view all the answers

    Which type of front occurs when a cold air mass and a warm air mass block the movement of each other?

    <p>Stationary front</p> Signup and view all the answers

    What happens when a warm front passes over an airport?

    <p>Clear skies</p> Signup and view all the answers

    Which type of fog is most common in coastal areas?

    <p>Advection fog</p> Signup and view all the answers

    What are the ideal conditions for radiation fog to form?

    <p>Cloudless night over a landmass, light winds and moist air</p> Signup and view all the answers

    How does advection fog differ from radiation fog?

    <p>Advection fog is more extensive and persistent than radiation fog</p> Signup and view all the answers

    What happens to radiation fog when the sun's rays reflect off the ground?

    <p>The fog dissipates from the ground up</p> Signup and view all the answers

    What type of fog forms when moist, stable air is cooled as it moves up sloping terrain?

    <p>Upslope fog</p> Signup and view all the answers

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