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Mesoscale Meteorology and Convection

This quiz will test your knowledge of mesoscale meteorology and convection.

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

What is the typical horizontal scale of mesoscale meteorological phenomena?

  1. 10-100 km
  2. 100-1000 km
  3. 1000-10000 km
  4. 10000-100000 km
Question 2 Multiple Choice (Single Answer)

What is the typical vertical scale of mesoscale meteorological phenomena?

  1. 1-10 km
  2. 10-100 km
  3. 100-1000 km
  4. 1000-10000 km
Question 3 Multiple Choice (Single Answer)

What is the most common type of mesoscale meteorological phenomenon?

  1. Thunderstorms
  2. Tornadoes
  3. Hurricanes
  4. Blizzards
Question 4 Multiple Choice (Single Answer)

What is the main cause of convection?

  1. Differences in temperature
  2. Differences in pressure
  3. Differences in humidity
  4. Differences in wind speed
Question 5 Multiple Choice (Single Answer)

What is the role of buoyancy in convection?

  1. It causes warm air to rise and cool air to sink.
  2. It causes cool air to rise and warm air to sink.
  3. It causes air to move horizontally.
  4. It causes air to move vertically.
Question 6 Multiple Choice (Single Answer)

What is the lapse rate?

  1. The rate at which temperature decreases with height
  2. The rate at which pressure decreases with height
  3. The rate at which humidity decreases with height
  4. The rate at which wind speed decreases with height
Question 7 Multiple Choice (Single Answer)

What is the dry adiabatic lapse rate?

  1. 9.8 °C/km
  2. 6.5 °C/km
  3. 3.5 °C/km
  4. 1.0 °C/km
Question 8 Multiple Choice (Single Answer)

What is the moist adiabatic lapse rate?

  1. 6.5 °C/km
  2. 3.5 °C/km
  3. 1.0 °C/km
  4. 0.5 °C/km
Question 9 Multiple Choice (Single Answer)

What is the difference between the dry and moist adiabatic lapse rates?

  1. The dry adiabatic lapse rate is greater than the moist adiabatic lapse rate.
  2. The moist adiabatic lapse rate is greater than the dry adiabatic lapse rate.
  3. The dry and moist adiabatic lapse rates are the same.
  4. The dry and moist adiabatic lapse rates are not related.
Question 10 Multiple Choice (Single Answer)

What is the role of the lapse rate in convection?

  1. It determines the stability of the atmosphere.
  2. It determines the direction of convection.
  3. It determines the speed of convection.
  4. It determines the intensity of convection.
Question 11 Multiple Choice (Single Answer)

What is a stable atmosphere?

  1. An atmosphere in which the lapse rate is greater than the dry adiabatic lapse rate.
  2. An atmosphere in which the lapse rate is less than the dry adiabatic lapse rate.
  3. An atmosphere in which the lapse rate is equal to the dry adiabatic lapse rate.
  4. An atmosphere in which the lapse rate is not related to the dry adiabatic lapse rate.
Question 12 Multiple Choice (Single Answer)

What is an unstable atmosphere?

  1. An atmosphere in which the lapse rate is less than the dry adiabatic lapse rate.
  2. An atmosphere in which the lapse rate is greater than the dry adiabatic lapse rate.
  3. An atmosphere in which the lapse rate is equal to the dry adiabatic lapse rate.
  4. An atmosphere in which the lapse rate is not related to the dry adiabatic lapse rate.
Question 13 Multiple Choice (Single Answer)

What is a conditionally unstable atmosphere?

  1. An atmosphere in which the lapse rate is less than the dry adiabatic lapse rate, but greater than the moist adiabatic lapse rate.
  2. An atmosphere in which the lapse rate is greater than the dry adiabatic lapse rate, but less than the moist adiabatic lapse rate.
  3. An atmosphere in which the lapse rate is equal to the dry adiabatic lapse rate.
  4. An atmosphere in which the lapse rate is not related to the dry adiabatic lapse rate.
Question 14 Multiple Choice (Single Answer)

What is the role of instability in convection?

  1. It promotes convection.
  2. It inhibits convection.
  3. It has no effect on convection.
  4. It is not related to convection.
Question 15 Multiple Choice (Single Answer)

What are some of the factors that can cause instability in the atmosphere?

  1. Heating from the sun
  2. Cooling from the ground
  3. Evaporation of water
  4. Condensation of water
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