This quiz works best with JavaScript enabled. Home > Agriculture > Weather > Meteorology > Principles Of Meteorology – Quiz 42 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Principles Of Meteorology Quiz 42 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Cold, dry air affecting the northern United States in winter often comes from ..... A) Continental polar air masses. B) Maritime tropical air masses. C) Maritime polar air masses. D) Continental tropical air masses. Show Answer Correct Answer: A) Continental polar air masses. 2. The major difference between a tropical storm and a hurricane is ..... A) Rainfall amounts. B) Wind speed. C) Air temperature. D) Latitude. Show Answer Correct Answer: B) Wind speed. 3. Either rain or snow that melted as it falls. The upper atmosphere is warm. Liquid in the air. As it falls, The bottom temperature is below freezing and it forms ice balls. A) Sleet. B) Hail. C) Freezing rain. D) Snow. Show Answer Correct Answer: A) Sleet. 4. What is the atmosphere? A) The layer that contains the ozone layer. B) The layer of gases that surrounds Earth. C) The layer in which weather occurs. D) The layer of water in the ocean. Show Answer Correct Answer: B) The layer of gases that surrounds Earth. 5. When rain forms in relatively warm air falls through a layer of freezing air what does it produce? A) Frost. B) Dew. C) Sleet. D) Rain. Show Answer Correct Answer: C) Sleet. 6. Which of the following is not a contributing factor to the uneven warming of Earth's surface? A) Land and Water warm at different rates. B) Different color surfaces retain energy differently. C) The sun is farther from the Earth during the winter. D) The sun's rays hit the surface at various angles. Show Answer Correct Answer: C) The sun is farther from the Earth during the winter. 7. What is a weather front? A) Boundary between two air masses. B) Where thunder and lightning are. C) Large body of air with similar moisture and temperature. D) Gases that surround the earth. Show Answer Correct Answer: A) Boundary between two air masses. 8. The ..... deflects moving air to the right in the northern hemisphere and to the left in the southern hemisphere A) Wax on Wax off. B) Coriolis effect. C) Wind effect. D) Air mass effect. Show Answer Correct Answer: B) Coriolis effect. 9. In what direction(s) does air exert pressure? A) Downward. B) Everywhere. C) There is no pressure. D) No where. Show Answer Correct Answer: B) Everywhere. 10. How do greenhouse gases increase our temperatures? A) Allow UV radiation to reach earth's surface. B) Create a hole in the ozone layer that lets in heat. C) Trap thermal energy from returning to space. D) None of above. Show Answer Correct Answer: C) Trap thermal energy from returning to space. 11. How does oxygen in the atmosphere help protect and support life on Earth? A) Provides the air necessary for the survival of living things. B) Creates cool temperatures on Earth by reflecting UV rays. C) Provides the gravity that all things need to keep from floating away. D) Forms nutrients for plants by condensing and falling to the ground. Show Answer Correct Answer: A) Provides the air necessary for the survival of living things. 12. When cloud droplets combine to form larger drops, they fall to Earth as A) Water vapor. B) Condensation. C) Ozone. D) Precipitation. Show Answer Correct Answer: D) Precipitation. 13. What protects humans from UV rays? A) Greenhouse gas. B) Troposphere. C) Ozone layer. D) Asthenosphere. Show Answer Correct Answer: C) Ozone layer. 14. What is a dew point(best answer) A) The Clouds. B) Pressure and Humidity. C) Capacity. D) Saturation. Show Answer Correct Answer: B) Pressure and Humidity. 15. In the global pattern of prevailing winds, winds that blow from polar high toward the subpolar low A) Westerlies. B) Easterlies. C) Trade winds. D) Polar easterlies. Show Answer Correct Answer: D) Polar easterlies. 16. The ..... has a major effect on both global wind patterns and surface currents in the ocean, and is even responsible for the direction that hurricanes spin. A) The tilt of the Earth's axis. B) The water cycle. C) The Coriolis effect. D) The ozone layer. Show Answer Correct Answer: C) The Coriolis effect. 17. When the Sun's UV rays reach Earth, it is A) Conduction. B) Radiation. C) Diffusion. D) Convection. Show Answer Correct Answer: B) Radiation. 18. Cold air tends to move which direction in the northern hemisphere? A) Towards the west. B) Towards the north. C) Towards the south. D) Towards the east. Show Answer Correct Answer: C) Towards the south. 19. How are decreasing temperatures likely to affect air density A) They will increase the air density. B) They can either increase or decrease air density. C) They will decrease the air density. D) They will stabilize the air density. Show Answer Correct Answer: A) They will increase the air density. 20. Continental tropical ( southwest desert of the United States) A) Warm and humid. B) Cold and dry. C) Cool and humid. D) Warm and dry. Show Answer Correct Answer: D) Warm and dry. 21. Falling ice crystal are called ..... A) Hail. B) Rain. C) Freezing rain. D) Snow. Show Answer Correct Answer: D) Snow. 22. What atmospheric layer contains most of the mass of Earth's atmosphere? A) Troposphere. B) Mesosphere. C) Stratosphere. D) Thermosphere. Show Answer Correct Answer: A) Troposphere. 23. What is the lowest layer of the atmosphere? A) Troposphere. B) Mesosphere. C) Stratosphere. D) The ocean. Show Answer Correct Answer: A) Troposphere. 24. Valley glaciers are in the mountains but the ones that cover whole continents are called A) Icecream. B) Ice ages. C) Icebergs. D) Ice sheets. Show Answer Correct Answer: D) Ice sheets. 25. The existence of which group of organisms spans the shortest geologic time? A) Humans. B) Birds. C) Dinosaurs. D) Placoderm fish. Show Answer Correct Answer: A) Humans. 26. What is the percentage of oxygen in the atmosphere? A) 1%. B) 0%. C) 21%. D) 78%. Show Answer Correct Answer: C) 21%. 27. An area is described as having mild temperatures in the summer and being cool and rainy in the winter. On a day in May, the area experienced snow. What best describes this day in terms of weather and climate? A) The weather was different from the normal climate. B) The climate was different from the normal weather. C) Weather and Climate are no different. D) Weather and Climate are changing into new properties. Show Answer Correct Answer: A) The weather was different from the normal climate. 28. In what layer do people live? A) Troposphere. B) Thermosphere. C) Stratosphere. D) Mesosphere. Show Answer Correct Answer: A) Troposphere. 29. Constantly moving system of deep-ocean circulation driven by temperature and salinity. It moves water around the globe. A) Surface Currents. B) Gulf Stream. C) California Current. D) Global Conveyor Belt. Show Answer Correct Answer: D) Global Conveyor Belt. 30. Neither air masses move. What type of front? A) Warm. B) Cold. C) Stationary. D) None of above. Show Answer Correct Answer: C) Stationary. ← 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