ERAU WX 201

WX 201 - Exam 2 Chapter 6-10 Questions and Answers The elevation where clouds form is called ____ level. condensation If the environmental lapse rate is 5 ° C per 1,000 m and the temperature at Earth's surface is 25 ° C, then the air temperature at 2,000 m above the ground is 15°C. What transfers heat upward into the atmosphere? thermals Just above cumulus clouds, you would expect to find a stable layer. If an air parcel is given a small push upward and it falls back...

WX 201 - Exam 2 Questions and Answers The subtropical jet stream is usually found between ________. 20 degrees to 30 degrees latitude, 200-mb level The summer monsoon in eastern and southern Asia is characterized by ________. wet weather and winds blowing from sea to land The wind around a surface high pressure center in the Northern Hemisphere, blows _______ and outward from the center. clockwise Both the polar front jet stream and the subtropical jet stream are found at whic...

WX 201 Chapter 2 Exam with correct Answers The amount of heat energy required to bring about a small change in temperature in a substance is called the heat capacity. Sunlight that bounces off a surface is said to be ____ from the surface. reflected The temperature of a rising air parcel always cools due to expansion. The horizontal transport of any atmospheric property by the wind is called advection When water changes from a liquid to a vapor, we call this process eva...

WX 201 Chapter 3 Sandbox Exam Questions and Answers When a liquid thermometer is held in in the shade, it will: accurately measure the air temperature. The maximum in daytime surface temperature typically occurs before Earth receives its most intense solar radiation. False When in danger of a hard freeze, citrus farmers often spray a mist of water that will freeze and create a protective coating of ice over the fruit. True In July, at middle latitudes in the Northern Hemispher...

WX 201 Chapter 3 Sandbox Exam Questions and Answers When a liquid thermometer is held in in the shade, it will: accurately measure the air temperature. The maximum in daytime surface temperature typically occurs before Earth receives its most intense solar radiation. False When in danger of a hard freeze, citrus farmers often spray a mist of water that will freeze and create a protective coating of ice over the fruit. True In July, at middle latitudes in the Northern Hemispher...

WX 201 Exam 1 |Complete And Graded A+ Permanent Gases in the Atmosphere Constant concentration in the atmosphere 78% Nitrogen, 21% Oxygen, 1% Other Gases: Argon, Neon, Helium, Krypton, Hydrogen Variable Gases in the Atmosphere The amount/concentration in the atmosphere varies or changes Includes: Water Vapor, Carbon Dioxide, Methane, and Ozone Sources produce gases Ex: decaying plants/animals, volcanoes, photosynthesis Sinks deplete (remove) gases Ex: soil bacteria, resp...

WX 201 Exam 1 |Complete And Graded A+ Meteorology is the study of: The Atmosphere Weather describes the conditions averaged over a region or over a period, whereas climate describes the condition of the atmosphere at a particular time and place. False In ____ near Earth's surface today, nitrogen occupies 78 percent and oxygen nearly 21 percent. The volume of air Atmospheric concentration of helium has increased from below 300 ppm historically to over 400 ppm presently. Fals...

WX 201 Exam 1 |Complete And Graded A+ Humidity is a measure of the amount of water vapor in the air Which of the following is considered a variable gas in Earth's atmosphere? water vapor Water vapor molecules are invisible The atmospheric concentration of CO2 has risen by about ____ since 1958, when measurements began at Mauna Loa Observatory in Hawaii. about 30% Most human-made impurities found in the atmosphere present a health and environmental hazard. These are cal...

WX 201 Exam 1 |Complete And Graded A+ Atmosphere Collection of gaseous molecules, small liquid and solid particles Latitude The angular distance along the meridian from the point in question to the equator Tropic of Capricorn 23.5 degrees south Tropic of Cancer 23.5 degrees North Weather atmospheric conditions at any particular place or time Climate Accumulation of weather weekly, monthly, seasonally. "accumulation of weather" Density Mass of anything ...

WX 201 Exam 1 Study Guide|Complete And Graded A+ Variable gasses in the atmosphere CO2 , Water Vapor , O3 (ozone) , CH4(methane) Permanent gasses in the atmosphere Oxygen (O2) , Nitrogen (N2) , Nobel Gasses Characteristics of a variable gas Concentration is changing ; sources and sinks are not consistent Characteristics of a permanent gas Concentration in atmosphere remains constant ; sources and sinks consistent Examples of green house gasses CH4 , CO2 , CFCs , O3 ...