What is Climate Change? forecast the weather rely on thousands of Ice crystals collide and stick to other ice crystals and eventually fall from the cloud as snow. The warm, moist air rises and cools, eventually condensing into a cumulus cloud. A flood occurs when land that is typically dry is incidentally covered with water. National Weather Service Simply, the fewer molecules above you, the lower the pressure exerted on you and vice versa (more molecules above = higher pressure). Monthly/Yearly Rainfall 106 0 obj << /Linearized 1 /O 108 /H [ 948 488 ] /L 357354 /E 8314 /N 22 /T 355115 >> endobj xref 106 27 0000000016 00000 n fossil fuels burned to power car and trucks, heat homes, etc.) The Earth's atmosphere is made up of four layers. Remote Sensing of the Sea. Storm Surge Maps 2 Distinguish between Weather Seasons Climate 3 Chemical Composition of the Atmosphere Nitrogen 78 Oxygen 21 Argon 0.9 Carbon Dioxide 0.03 Trace substances Water Vapor 4 (No Transcript) 5 Vertical Structure of Atmosphere 6 (No Transcript) 7 All topics introduced in the website were chosen based on material covered in a standard 6th grade Earth Science textbook. The sunlight is absorbed by your face and warms you face, without warming the air around you. HlSn0+xXc8i$.P94eH7]Ehv9?V[!zE,E70IiiLQ.Mq{"Tqm? Supercell thunderstorms are characterized by a single, rotating updraft. The third force acting on the wind is friction. (hAxEBt-8p xkRh, I-ZsL =G7#Yh.EJ#k$+AN .Xt>a@]0nB:? Condensation is the process by which a substance changes from the gas phase to the liquid phase. f Meteorology 101 Weather & Air Quality: Keys: Air motion, clouds, and precipitation. Historical geology. All NOAA. Air masses that originate in the warm, tropical regions are designated with a capital "T" for tropical. As you progress through the chapter, you'll study concepts such as the Earth's atmosphere, the atmospheric cycle, clouds and wind. Observations and Measurements Meteorology, like every other science, relies on careful and precise measurement of its subject. 0000007460 00000 n This warms the atmosphere, making the air lighter and causing it to rise further. Conduction is the transfer of heat from one molecule to another within a substance. The original scale, called the Fujita (F) Scale, was developed by Dr. Fujita in the 1960s. Lesson transcripts are available to print for further study. There are several ways in which air can be lifted. Satellite Meteorology refers to the study of the earth's atmosphere and oceans using data obtained from remote sensing devices flown onboard satellites orbiting the earth. Once a tropical depression has sustained winds of at least 39 mph, it is called a "tropical storm." Well convert it to an HTML5 slideshow that includes all the media types youve already added: audio, video, music, pictures, animations and transition effects. In the absence of any other forces, wind would blow directly from high to low pressure. ]}6Z'L$,RJ-)(G*_nK|yEj}HxVa :YWp#V?bJNDi[@xhlqw\"U/$6[IH"2p.U/$u'pjl!Y\Ia:\) 2 M|]P}L$awGzk7 ":fb+y73|&]w|QE9dkOL30=4,[3:/0UL+.4S>|Rh3~ #N]7]pPYRlJ=(VYl-g=E*Tn|.wV-x1+^8V{hwak07}".J ; ;cq/T+3?1K1L GY@t73IY0_ &j endstream endobj 115 0 obj 701 endobj 116 0 obj << /Filter /FlateDecode /Length 115 0 R >> stream Structure and Composition of the Atmosphere, Meteorology, Weather and Climate Unit, Earth Science Lesson PowerPoint, B.sc agri i paam unit 4 agricultural meteorology, History of meteorology and invention of weather instruments by lota joy, history of meteorology and weather instrument, Sci 10 Lesson 3 April 18 - Energy Transfer in the Earth's Atmosphere (1), Bird Aircraft Strike Hazard PR Campaign - PCAA, Thermohaline Circulation & Climate Change. Clouds are classified by their height (high, middle, low, or vertically developing), physical appearance and whether they produce precipitation. Then you can share it with your target audience as well as PowerShow.coms millions of monthly visitors. mP: cold, moist air mass Weather.gov > NWS Education > Meteorology 101 presentation . 0000005426 00000 n Sometimes the air temperature may increase with height in a narrow layer. Conversely, air is considered to be stable if it returns to its original position after being "pushed" upward. Introduction to Meteorology and Weather Forecasting ENVI1400 : 10 Credits Dr. Ian Brooks School of Earth & Environment : ibrooks@env.leeds.ac.uk - A free PowerPoint PPT presentation (displayed as an HTML5 slide show) on PowerShow.com - id: 3cfb7b-YWYxY 0000003829 00000 n Atmospheric greenhouse gases (water vapor, carbon dioxide, methane, and other gases) trap some of the earth's outgoing (infrared) energy, which causes the atmosphere to retain this heat and warm. They form in regions of strong vertical wind shear. The first stage is the towering cumulus stage, or growth stage. The reduction in pressure as air rises causes the air to expand and cool. Winner of the Standing Ovation Award for "Best PowerPoint Templates" from Presentations Magazine. Cooler, heavier air then flows toward the surface to replace the warm air that just rose. These falling particles, and evaporation and cooling of air near the cloud boundaries, creates a downdraft, which signifies the beginning of the next stage. The PowerPoint PPT presentation: "Meteorology Basics Lecture" is the property of its rightful owner. The regions where air masses form are referred to as air mass source regions. Activity Planner El Nio effect during December through February, El Nio effect during June through August, La Nia effect during December through February, La Nia effect during June through August. It is actually a measure of the average kinetic energy or speed of the molecules in a substance (air). Anticipating that some viewers might appreciate the opportunity to examine some of the many figures I show in the course more closely, I offer below files in PowerPoint (PPT) and PDF format keyed to the 24 lectures in the "Meteorology" course. Storm Surge Threat, EDUCATION Test your knowledge of the entire course with a 50 question practice final exam. Please Contact Us. g'*&[/PKoG3ly^"!Xz FA$;\a m)`1d;A,u`/Ks>lot-(',:>EVZu0[);<6`vTCt$YWba$e'RV3c\u Fire Topics covered range from basic properties of the atmosphere (i.e. &c??8GGa$ T y!N[kk7#CEubbd ~* ' | Y %_T L_ w@ 'N& Thunderstorms are cumulonimbus clouds that produce thunder and lightning. Extensive damage to doors, windows and roofs, shrubs, trees and all signs blown down, and complete destruction of mobile homes. A Lifting Mechanism. - Title: Discrete Mathematics for Computer Science Introduction to Data Assimilation: Lecture 1. The weather, or current state of the atmospheric cycle, is determined by five primary factors. Changes over time vs. Changes in the moment. Meteorology Basics Lecture - Title: Meteorology Basics Lecture Science 2201 Author: J User Last modified by: JUser Created Date: 1/9/2002 5:39:31 AM Document presentation format. Which ever air mass is the coldest undercuts the other. The rotating updraft of a supercell is referred to as a mesocyclone. South TX WX Journal Morgan Lawrence. Winner of the Standing Ovation Award for Best PowerPoint Templates from Presentations Magazine. Make a sketch to explain, World Weather Building in Camp Springs, Maryland, In the rising warm air, clouds form far ahead of. 4. This force causes moving objects (i.e. These "bubbles" or thermals can result in cloud formation, which will be discussed more in the "Weather" section. Weather: The state of the atmosphere at a specific time with respect to sunshine, cloudiness, humidity, rainfall, temperature, wind, and visibility.It is the short-term variations in the atmosphere, as opposed to the long-term, climatic changes. By accepting, you agree to the updated privacy policy. The air behind a warm front is warm and moist, while the air ahead of a warm front is cooler and less moist. A front is called a cold front if the cold air mass is replacing the warm air mass. Atmosphere. Past Tropical Cyclones This warming of the ocean is El Nio. 1 Meteorology Basics Lecture Climate is what you expect, weather is what you get. Weather Radio Damage mainly to unanchored mobile homes, shrubbery, and trees. Troposphere - Most of the weather occurs. Atmosphere. Learn more about the factors that determine the state of the atmosphere and weather, including temperature, air pressure, humidity, cloudiness, and wind. Instant access to millions of ebooks, audiobooks, magazines, podcasts and more. Examples include central Canada, Siberia, the northern and southern oceans and large deserts. In a physical sense, this force is trying to move air to eliminate pressure differences. Temperature is used to define the layers of the atmosphere. Meteorology 101. When air converges near the surface, it is forced to rise. Meteorologists who 260,000 feet Divided into layers that are defined by other criteria fThe Atmosphere Troposphere Tropopause Stratosphere Mesosphere Thermosphere fThe Atmosphere The air you are breathing has weight, and although it doesn't weigh a lot, there is a lot of it around. 14 Hugs mada :) A PPT to teach weather vocabulary. %H`\ivHcUq(5$+6"7w1-A!MmPS93]U87>Ig&SKrMZmL+@N1,]aR Precipitation cleanses the atmosphere. Around 1,000 tornadoes occur in the United States each year. Explore the process of cloud formation and learn how to define the types of clouds, including cirrus, altostratus, stratocumulus, and cumulonimbus clouds. Imagine you are holding a metal pin between your fingers and you place this pin in a flame. Sunlight warms the earth's surface and then the surface warms the air above it. Eventually the El Nio event will begin to subside and the pressure and wind patterns will return to normal. Palaeogeography Publisher McGraw Hill Book Company, Inc. Collection universallibrary Contributor Osmania University Many of the PowerPoint files have embedded animations. Test your knowledge of this chapter with a 30 question practice chapter exam. The air temperature decreases with height because there is little ozone at those altitudes to absorb the UV radiation. Also, notice that (in the Northern Hemisphere) the wind blows clockwise around a high pressure system and also slightly outward from its center. This can be a problem because the damage site might be altered before it is assessed. Drought Life as we know it today would not be possible if it were not for this natural "greenhouse effect". To proceed, click on one links shown at the top of the page. Learn faster and smarter from top experts, Download to take your learnings offline and on the go. This is when a tropical cyclone is assigned a name. More tornadoes strike the central United States than any other place in the world, so this region has earned the nickname "tornado alley." The pin absorbs the energy from the flame and the molecules inside the pin begin to move faster (warmer temperature). Lifting primarily occurs along fronts (cold, warm, stationary, or occluded fronts). Many non-severe thunderstorms go through a life cycle consisting of three distinct stages. In most of the world, air temperature is expressed in C, but in the United States, only temperatures above the surface are expressed in C. Radiation is the transfer of this heat energy by electromagnetic waves. World's Best PowerPoint Templates - CrystalGraphics offers more PowerPoint templates than anyone else in the world, with over 4 million to choose from. Energy is required for evaporation to occur. Videos. Watersheds - http://srtm.usgs.gov/srtmimagegallery/index.html. Air masses that originate over water will be moist and are designated with a lowercase "m" for maritime. Locations where these three"ingredients" come together are most likely to experience a thunderstorm. Please try another search. "https://secure." Media weather specialists. As warm water evaporates, it adds water vapor to the air inside the bottle. NWPS It is the second of a three-part series in dynamical meteorology. Meteorology DARYL (MONKAYO NHS) 21.5k views 42 slides weather and climate ppt for students.. Aditya Ghosh 227.3k views 38 slides Earth's formation ppt Allison Miller 12k views 22 slides Weather and climate Maria Theresa Bicar - Edar 1.1k views 21 slides Earth and Space Daniel McClelland 20.2k views 53 slides Slideshows for you (20) The boundary separating the troposphere from the stratosphere is called the tropopause. Hurricanes are tropical cyclones that have an organized circulation, with sustained winds exceeding 74 mph. Since many take the course without taking the first course . Enhanced Data Display ]0dFb& a$!JkGG4PJNjJ$@g>#[ AihAp]#:O +xw endstream endobj 119 0 obj << /Type /Font /Subtype /Type1 /Encoding /WinAnsiEncoding /BaseFont /Times-Bold >> endobj 120 0 obj 612 endobj 121 0 obj << /Filter /FlateDecode /Length 120 0 R >> stream In order for a thunderstorm to form, three "ingredients" must be present: Whatever your area of interest, here youll be able to find and view presentations youll love and possibly download. When the cooler air reaches the surface, it is warmed and it too eventually rises as a thermal. Unless otherwise identified, these images were created . 1. "); I'm back ;) It's a game to practise weather. The study of solar energy- its transformation at a location and its Free access to premium services like Tuneln, Mubi and more. Wireless Emergency Alerts (Fronts will be discussed in more detail in the next section.) GOES-East Satellite Part 1. There are some apparent problems with the F-Scale. Data Resources . 0000002237 00000 n This will improve student's organisational skill and refine them as professional through sharing their knowledge and screening. `` Tqm practise weather lesson transcripts are available to print for further study the property its. I-Zsl =G7 # Yh.EJ basic meteorology ppt k $ +AN.Xt > a @ ]:! And causing it to rise that is typically dry is incidentally covered with water water will be moist and designated... 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