This quiz works best with JavaScript enabled. Home > Weather > Meteorology > Principles Of Meteorology – Quiz 47 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Principles Of Meteorology Quiz 47 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A ..... creates bad thunderstorms while the front moves through, but cool, fair weather is likely to follow. A) Warm Front. B) Cold Front. C) Occluded Front. D) Stationary Front. Show Answer Correct Answer: B) Cold Front. 2. This layer of the atmosphere contains most of the ozone A) Troposphere. B) Thermosphere. C) Mesosphere. D) Stratosphere. Show Answer Correct Answer: D) Stratosphere. 3. What gas makes up the majority of the atmosphere? A) Oxygen. B) Nitrogen. C) Water vapor. D) Carbon dioxide. Show Answer Correct Answer: B) Nitrogen. 4. The direction and speed of the moving air A) Clouds. B) Pressure. C) Wind. D) Moisture. Show Answer Correct Answer: C) Wind. 5. Which layer of the atmosphere do thunderstorms take place in? A) Troposphere. B) Stratosphere. C) Mesosphere. D) Thermosphere. Show Answer Correct Answer: A) Troposphere. 6. Air that has a 100 percent relative humidity is said to be A) Stable. B) Dry. C) Saturated. D) Unstable. Show Answer Correct Answer: C) Saturated. 7. What are the parameters of the Atmosphere at MEAN SEA LEVEL according to ISA model? A) Preassure 1013 hPa Temperature + 10$^\circ$C Density 1, 2 kg/m3 Humidity 0, 0%. B) Preassure 1013 hPa Temperature + 10$^\circ$C Density 5, 2 kg/m3 Humidity 100, 0%. C) Preassure 1013 MPa Temperature + 10$^\circ$C Density 1, 2 kg/m3 Humidity 0, 0%. D) Preassure 1013 hPa Temperature + 15$^\circ$C Density 1, 2 kg/m3 Humidity 0, 0%. Show Answer Correct Answer: D) Preassure 1013 hPa Temperature + 15$^\circ$C Density 1, 2 kg/m3 Humidity 0, 0%. 8. Which direction do air masses move? A) North to South. B) East to West. C) South to North. D) West to East. Show Answer Correct Answer: D) West to East. 9. Continental polar (central Canada) A) Warm and humid. B) Cold and dry. C) Cool and humid. D) Warm and dry. Show Answer Correct Answer: B) Cold and dry. 10. The factor that has the greatest effect on wind speed is ..... A) Air pressure. B) Rainfall. C) Air temperature. D) Hurricane. Show Answer Correct Answer: A) Air pressure. 11. Which causes the subtropical jet stream to bring cold, wet winter weather to the southeastern United States? A) El Nino. B) La Nina. C) Coriolis effect. D) Santa Anna Winds. Show Answer Correct Answer: A) El Nino. 12. The phenomenon that causes straight line winds to curve is called the- A) Butterfly Effect. B) Coriolis Effect. C) Newton's First Law. D) Greenhouse Effect. Show Answer Correct Answer: B) Coriolis Effect. 13. Which gas is the most important gas in atmospheric processes? A) Oxygen. B) Nitrogen. C) Water vapor. D) Carbon dioxide. Show Answer Correct Answer: C) Water vapor. 14. The temperature the air must be cooled to reach saturation A) Humidity. B) Cold. C) Air pressure. D) Dew point. Show Answer Correct Answer: D) Dew point. 15. This prevents damaging ultraviolet radiation from the sun from reaching the earth. A) Stratosphere. B) Hemisphere. C) Ozone Layer. D) Ionosphere. Show Answer Correct Answer: C) Ozone Layer. 16. A cold front usually brings what kind of weather? A) Snow. B) Sunny and fair. C) Rain and/or thunderstorms. D) Cool and dry. Show Answer Correct Answer: C) Rain and/or thunderstorms. 17. The ..... is the trapping of energy from the sun by Earth's atmosphere. A) Greenhouse atmosphere. B) Greenhouse effect. C) Clear cutting. D) Climate change. Show Answer Correct Answer: B) Greenhouse effect. 18. Winds found north and south of the equator that blows toward the equator from the northeast and southeast A) Jet Steam. B) Trade Winds. C) Doldrums. D) Polar Easterlies. Show Answer Correct Answer: B) Trade Winds. 19. How does heat energy reach the Earth from the Sun A) Convection. B) Radiation. C) Conduction. D) Insulation. Show Answer Correct Answer: B) Radiation. 20. What is relative humidity? A) Humidity that is related to other humidity. B) Condensation. C) Clouds. D) The amount of water in the air compared to the amount of water the air can hold - a ratio. Show Answer Correct Answer: D) The amount of water in the air compared to the amount of water the air can hold - a ratio. ← PreviousNext →Related QuizzesWeather QuizzesPrinciples Of Meteorology Quiz 1Principles Of Meteorology Quiz 2Principles Of Meteorology Quiz 3Principles Of Meteorology Quiz 4Principles Of Meteorology Quiz 5Principles Of Meteorology Quiz 6Principles Of Meteorology Quiz 7Principles Of Meteorology Quiz 8Principles Of Meteorology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books