Air Masses and Fronts
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Questions and Answers

What type of air masses originate over continents?

  • Maritime air masses
  • Polar air masses
  • Tropical air masses
  • Continental air masses (correct)

What type of front is characterized by little to no horizontal motion of colder air?

  • Warm front
  • Cold front
  • Stationary front (correct)
  • Occluded front

Where do maritime air masses originate?

  • Deserts
  • Polar regions
  • Mountains
  • Oceans (correct)

What type of weather pattern is associated with a wave cyclone on a stationary front?

<p>Stormy weather (D)</p> Signup and view all the answers

What provides the characteristics to an air mass based on where it originates?

<p>The source region (C)</p> Signup and view all the answers

Which type of air mass is dry and originates over continents?

<p>Continental air mass (C)</p> Signup and view all the answers

What type of air masses originate over continents and are dry?

<p>Continental air masses (A)</p> Signup and view all the answers

Which letter represents maritime air masses that originate over the oceans?

<p>m (C)</p> Signup and view all the answers

What are boundaries formed when air masses converge called?

<p>Fronts (C)</p> Signup and view all the answers

What type of front occurs when warm air replaces cold air?

<p>Warm front (A)</p> Signup and view all the answers

Why is there typically widespread layered or stratiform cloudiness along and to the north of warm fronts?

<p>The slope of warm fronts is gentle (B)</p> Signup and view all the answers

What type of air mass boundary occurs when cold air undercuts warmer air, forcing the warm air up and over the colder air?

<p>Cold front (A)</p> Signup and view all the answers

What is a front in meteorology?

<p>A transition zone between two air masses of different density and temperature (C)</p> Signup and view all the answers

How did Norwegian meteorologists describe weather activity along fronts during World War I?

<p>As analogous to fighting along the battle line in Europe (C)</p> Signup and view all the answers

What are frontal zones frequently accompanied by?

<p>Low barometric pressure (a pressure trough) (B)</p> Signup and view all the answers

What do meteorologists call the leading edge of an advancing mass of relatively cold air?

<p>Cold front (D)</p> Signup and view all the answers

What type of weather is usually associated with a cold front?

<p>Showers and thunderstorms (D)</p> Signup and view all the answers

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