This quiz works best with JavaScript enabled. Home > Agriculture > Weather > Meteorology > Principles Of Meteorology – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Principles Of Meteorology Quiz 15 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What percent of the earths atmosphere is nitrogen? A) 62%. B) 21%. C) 1%. D) 78%. Show Answer Correct Answer: D) 78%. 2. The layer of the atmosphere above the stratosphere and below the thermosphere is the ..... This is the coldest layer (-85 degrees). As altitude increases, temperatures decrease in this layer. A) Stratosphere. B) Mesosphere. C) Troposphere. D) Thermosphere. Show Answer Correct Answer: B) Mesosphere. 3. Why is the equator so much warmer than the poles? A) The sun's rays are coming in at a steep angle and are more concentrated. B) The sun's rays are coming in at a shallow angle and are spread out over a large area. C) The Greenhouse Effect traps a greater amount of gases around the equator. D) Convection currents in the Earth's mantle are more focused on the equator. Show Answer Correct Answer: A) The sun's rays are coming in at a steep angle and are more concentrated. 4. What would you name a warm and dry air mass? A) Tropical Continental. B) Tropical Polar. C) Polar Continental. D) None of above. Show Answer Correct Answer: A) Tropical Continental. 5. What causes the Earth's seasons? A) Tilt of the Earth. B) Tilt of Earth and location of Earth in relation to the sun. C) How close the Earth is to the sun. D) None of above. Show Answer Correct Answer: A) Tilt of the Earth. 6. Lines joining places on a map that have the same air pressure are called ..... A) Isobars. B) Pressure lines. C) Isotherms. D) Barometric lines. Show Answer Correct Answer: A) Isobars. 7. When is it winter in the southern hemisphere? A) June 21. B) September 22. C) December 21. D) None of above. Show Answer Correct Answer: A) June 21. 8. Name the two most abundant gases in the atmosphere A) Carbon dioxide & methane. B) Oxygen & methane. C) Oxygen & neon. D) Nitrogen & oxygen. Show Answer Correct Answer: D) Nitrogen & oxygen. 9. A line connecting points having the same atmospheric pressure reduced to a common datum, usually sea level. A) Isobathytherm. B) Isobar. C) Isoclinal. D) Isobath. Show Answer Correct Answer: B) Isobar. 10. Which of these is NOT true about straight line winds? A) They can blow as fast as 150 mph. B) They are associated with mesoscale convective systems. C) They are caused by strong updrafts and downdrafts. D) They are common in hurricanes and tornadoes. Show Answer Correct Answer: D) They are common in hurricanes and tornadoes. 11. Precipitation is A) Rain, sleet, snow, or hail. B) Only rain. C) Only snow, sleet, or hail. D) None of above. Show Answer Correct Answer: A) Rain, sleet, snow, or hail. 12. Warm air rises because it is ..... since the particles are more spread out. A) Less viscous. B) More viscous. C) More dense. D) Less dense. Show Answer Correct Answer: D) Less dense. 13. Dangerous phenomena related to THUNDERSTORMS? A) CAVOK, Hails, Turbulence, Icing. B) Light showers, Turbulence, Good visibility, Hails. C) Icing, Hails, Low visibility, Turbulence. D) None of above. Show Answer Correct Answer: C) Icing, Hails, Low visibility, Turbulence. 14. When cold air in the winter passes over large bodies of warm water, moisture is picked up. As the air mass rises rapidly over land, A) Lightning generally occurs. B) Precipitation generally occurs. C) Cold fronts become warm fronts. D) Hurricanes are formed. Show Answer Correct Answer: B) Precipitation generally occurs. 15. Maritime tropical (Gulf of Mexico) A) Warm and humid. B) Cold and dry. C) Cool and humid. D) Warm and dry. Show Answer Correct Answer: A) Warm and humid. 16. The abnormal rise of the sea along a shore as a result of strong winds A) Storm surge. B) Neap tides. C) Spring tides. D) High tides. Show Answer Correct Answer: A) Storm surge. 17. What is the Air pressure change with altitude? A) Pressure increases with greater altitude. B) Pressure decreases with greater altitude. C) Pressure remains constant with greater altitude. D) None of above. Show Answer Correct Answer: B) Pressure decreases with greater altitude. 18. At what angle is the Earth's Axis tilted A) 23.5 degrees. B) 90 degrees. C) 52.3 degrees. D) 25.3 degrees. Show Answer Correct Answer: A) 23.5 degrees. 19. Which is caused by differences in air pressure? A) Wind. B) Snow. C) Clouds. D) Rain. Show Answer Correct Answer: A) Wind. 20. Which statement best describes the weather shown by the purple combination of semicircles and triangles on a line on a weather map? A) A warm front brings drizzly weather. B) A cold front can cause heavy rain, thunder, and lightning. C) A stationary front may produce rainy or snowy weather for several days. D) An occluded front can cause light to heavy precipitation that may last several days. Show Answer Correct Answer: D) An occluded front can cause light to heavy precipitation that may last several days. 21. This tool measures humidity. A) Barometer. B) Hydrometer. C) Thermometer. D) None of these. Show Answer Correct Answer: D) None of these. 22. A thunderstorm is most intense during its ..... A) Mature stage. B) Wave stage. C) Cumulus stage. D) Dissipating stage. Show Answer Correct Answer: A) Mature stage. 23. Humidity is measured using a: A) Anemometer. B) Barometer. C) Thermometer. D) Hygrometer. Show Answer Correct Answer: D) Hygrometer. 24. What makes up 99% of the atmosphere? A) Nitrogen. B) Oxygen. C) Carbon dioxide. D) Nitrogen and oxygen together. Show Answer Correct Answer: D) Nitrogen and oxygen together. 25. The process of turning from liquid to vapor is? A) Relative Humidity. B) Evaporation. C) Matter. D) Spongebob. Show Answer Correct Answer: B) Evaporation. 26. Falling barometric pressure means what? A) A storm is on the way. B) Fair weather is on the way. C) Nice light rain is coming. D) Cloudy skies. Show Answer Correct Answer: A) A storm is on the way. 27. What type of front occurs when a warm air mass gets cut-off from the ground by two cool air masses? A) Warm front. B) Cold front. C) Stationary front. D) Occluded front. Show Answer Correct Answer: D) Occluded front. 28. The study of weather A) Astronomy. B) Meteorology. C) Archaeology. D) None of above. Show Answer Correct Answer: B) Meteorology. 29. These type of clouds are found highest in the atmosphere and contain ice crystals. A) Cirrus. B) Cumulus. C) Alto. D) Nimbus. Show Answer Correct Answer: A) Cirrus. 30. The measure of the force with which air molecules push down on Earth's surface is ..... A) Air conditioner. B) Air pusher. C) Air pressure. D) Air temperature. Show Answer Correct Answer: C) Air pressure. ← PreviousNext →Related QuizzesWeather QuizzesAgriculture 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books