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WX 201 Exam 2 Questions with Complete Solutions How are surface analyses created? - Answer--NOA/NWS is the primary source of data in the U.S -Identify: lows, highs, thoughts, ridges, fronts and station model symbols Isobaric charts - Answer--Acquired through radiosondes, satellite, and aircraft Upper Air Station Model - Answer-Temperature, wind, dew point, height Standard Pressure Levels - Answer-1013mb- 0 ft 850mb- 5,000 ft 700mb- 10,000 ft 500mb- 18,000 ft 300mb- 30,000 ft 25...

WX 201 Exam 2 Questions with Correct Answers Isobaric (constant pressure) surface - Answer-• Constant pressure at all points (altitude varies) • Higher (lower) heights form over warm (cold) air • High (low) heights correspond to regions of high (low) pressure • Stronger height gradient Þ stronger wind • Winds parallel to height contours (geostrophic) Sources of vertical motion - Answer-· May generate precipitation o 1. Convergence/divergence o 2. Orography (topography) o 3...

WX 201 Exam 3 HW #1 & 2 Questions and Answers To correctly monitor horizontal changes in air pressure, the most important correction for a mercury barometer is the correction for - Answer-altitude A geostrophic wind is a wind that results from a balance between the ____ force and the ____ force. - Answer-Coriolis; pressure gradient There is always a strong pressure gradient force directed _________. - Answer-upward If, at your home in the Northern Hemisphere, the surface wind is blow...

WX 201 Exam 3 Questions and Answers 2023/2024 If the flow of air into a surface low pressure area is greater than the divergence of air aloft, the surface pressure in the center of the low will - Answer-increase The entrance region of a jetstreak is found______ and the exit is found______` - Answer-upwind; downwind When a sea breeze moving east meets a sea breeze moving west, they form a - Answer-sea breeze convergence zone Which statement describes the subtropical jetstream - Answer...

WX 201 Exam 3 Study Guide Exam Questions with Complete Answers Between what height ranges are clouds considered low, middle, or high? - Answer-Low: (Base<6,500 ft AGL) Middle: (Base 6,500 - 20,000 ft AGL) High: (Base >20,000 ft AGL) Know these clouds: - Answer-Cirrus, cirrostratus, cirrocumulus, altostratus, cumulonimbus, cumulus, stratus, stratocumulus, nimbostratus. What types of satellite imagery are there? - Answer-Visible imagery, infrared imagery, and water vapor imagery ...

WX 201 exam 4 study guide exam questions with complete solutions during what time of day and during which season are they commonly observed - Answer-during the summer at 3pm why are thunderstorms more frequent in the late evening over the northern and central plains of the U.S. - Answer-because of the warm moist tropical air coming from the gulf of Mexico why does a nocturnal low-level jet often form over the great plains - Answer-temp diff between rocky mountains and great plains happe...

WX 201 Exam Questions with 100% Correct Answers- Latest Update Which of the following gases in the atmosphere varies in concentration depending on location? - Answer-Water Vapor Going up from the surface to the stratosphere, atmospheric pressure and density both __________. - Answer-. decrease rapidly Air molecules with small amounts of kinetic energy have a _______ temperature than air molecules with large amounts of kinetic energy. - Answer-colder Of the following temperatures, ...

WX 201 Exam Questions with 100% Verified Answers Which air mass most commonly follows (is located behind) a warm front? - Answer-Maritime Tropical (mT) Winds on either side of a stationary front are in opposite directions, but always parallel to the front. - Answer-true Surface cyclone development (cyclogenesis) is more common on the leeward (downwind) side of mountain ranges than the windward (upwind) side. - Answer-True Which conveyor belt flows cyclonically (counterclockwise) aro...

WX 201 Final ERAU Latest Exam Questions and Answers Layers of the atmosphere - Answer-Thermo(85k-100k) Meso(50k-85k) Strato(12k-50k) Tropo(0-12k) Troposphere - Answer-•Between surface & about 36,000' (11 km) -Where weather occurs (and most of the aviation takes place) -Pressure ranges between 200 to 1030 mb •Decreasing temperature with height -Heated from below because the ground absorbs more of the sun's rays than air •Has vertical air currents and turbulence -Hazardo...

WX 201 Final Exam Questions and Answers- 2023/2024 Characteristics of mT air mass in North America - Answer-high dewpoints, heavy precipitation In summer mT - Answer-east of the Rockies, west side of Bermuda high very unstable When are tornadoes most likely to occur in FL? - Answer-January How does meridional flow assist in occluded fronts? - Answer-Allow the air to go up and down allowing them to mix What is the biggest collision point? - Answer-Midwest: Texas, Oklahoma, Kansas,...

WX 201 Final Exam Questions and Answers A greenhouse gas - Answer-absorbs outgoing terrestrial radiation Air can hold more water vapor when it is - Answer-warm Ozone - Answer-occurs at about 75,000 ft and absorbs UV rays In the atmosphere, tiny solid or liquid suspended particles of various composition are called: - Answer-aerosol Meteorology is the study of _____. - Answer-the atmosphere 50°F is equal to __°C - Answer-10.0000 An inversion layer where the temperature incre...

Wx 201 Final Exam Questions with Complete Solutions What causes the ozone hole? - Answer-CFCs (chlorofluorocarbons) ; found in aerosols What are the implications of ozone depletion? - Answer-Decreased absorption of harmful UV radiation Density - Answer-mass/volume Pressure - Answer-force / area What equation relates density, pressure, and temperature - Answer-Ideal gas law ; P∝ DT What is used to measure density, pressure, and temperature? - Answer-Weather balloons How do ...

WX 201 FINAL EXAM REVIEW QUESTIONS WITH CORRECT ANSWERS The wind rotates ________ around high pressure in the Northern Hemisphere. - Answer-Clockwise If flying cross-country at a pressure altitude of 30,000 MSL, what constant pressure chart would your refer to for wind and true altitude information along your flight? - Answer-300 mb Pressure decreases more rapidly when the air is ______ - Answer-colder What is generally NOT observed when a cold front passes? - Answer-minimum pressure...

WX 201- Final Exam Study Set Exam Questions and Answers The temperature of the tropopause - Answer-is much colder than the temperature at Earth's surface. (E1) The Sun emits its greatest intensity of radiation in the - Answer-visible portion of the spectrum (E1) Suppose yesterday morning you noticed ice crystals (frost) on the grass, yet the minimum temperature reported in the newspaper was only 35 degrees F. The most likely reason for this apparent discrepancy is that - Answer-tempera...

WX 201 Final Review Exam Questions with Correct Answers Northeasters (or nor'easters) are mid altitude storms commonly found along a. both the Pacific and Atlantic coasts of North America b. the Gulf coast coast of North America c. the Pacific coast of both North and South d. the Atlantic coast of North America e. the Pacific coast of North America - Answer-d. the Atlantic coast of North America If the flow of air into a surface low pressure area is greater than the divergence of a...

WX 201 HW1 Exam Questions with Complete Solutions (100% Verified) A geostationary satellite takes pictures of - Answer-one area on Earth as it moves at the same rate as Earth's spin. Middle latitude cyclonic storms are also known as - Answer-extratropical cyclones. The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere is - Answer-ozone. Most human-made impurities found in the atmosphere present a health and environmental hazard. These are called - Answer...

WX 201 Part 2 Sandboxes Exam Questions with Correct Answers Which cloud type below would most likely form in an unstable atmosphere? - Answer-Cumulonimbus Which of the following is not a mechanism primarily responsible for most clouds observed? - Answer-Differences in air pressure caused by a rapidly increasing moist adiabatic rate in a thermal. Altocumulus clouds that show vertical development and produce tower-like extensions are called ____. - Answer-altocumulus castellanus Condit...

wx 201 Study Guide Exam Questions and Answers What type of air mass would be responsible for refreshing cool, dry breezes after a long summer hot spell in the Central Plains? - Answer-cP Clear sunny days with very cold nights would be associated with what type of air mass? - Answer-cP The coldest of all air masses is - Answer-cA Which of the following statements is most plausible? - Answer-In winter, cA source regions have lower temperatures than cP source regions. Which air mass ...

WX 201 Test 1 (chapter 1-4) exam questions and answers The gas that absorbs most of the harmful ultraviolet radiation in the stratosphere is - Answer-OZONE There are considerably more air molecules near Earth's surface than higher up, which means, n comparison, air near the surface - Answer-is more dense Which atmospheric layer contains the most mixing and overturning of air? - Answer-Troposphere Which of the following is considered a variable gas in Earth's atmosphere? - Answer-Wa...

WX 201 Test 1 Exam Review Questions with Correct Answers What are the most common greenhouse gases? - Answer- CO2, Methane, Ozone How do the following quantities change with height; Density - Answer- More molecules near the surface How do the following quantities change with height; Pressure - Answer- Decreases as you go up in the atmosphere How do the following quantities change with height; Temperature - Answer- Decreases as you go up in the atmosphere Lapse rates and temper...