1. L24 The meteorologist says a storm is coming… Air Masses and Fronts Created by sfalwell, permission for teachers to use if they include a link to http://comelearnmore.com/http://comelearnmore.com/

2. Air is a FLUID A fluid can be a liquid or a gas Like water, air FLOWS and FORMS MASSES (AKA “blobs”) http://4.bp.blogspot.com/-5I_y-CWxzH8/TsC1qGQL9AI/AAAAAAAAA8g/pAWCQh-PfLA/s1600/pouring_water2.jpg http://www.google.com/imgres?start=126&hl=en&sa=X&qscrl=1&rlz=1T4SNNT_enUS351US356&biw=10 93&bih=453&tbm=isch&prmd=imvns&tbnid=GoJeomeIyRjrsM:&imgrefurl=http://www.teachingsafari.co m/home/saf/page_170&docid=HZ_dFhNKoLVydM&imgurl=http://www.teachingsafari.com/shop/images /cec_students_swimming_lake_michigan.jpg&w=325&h=246&ei=gFF7UKOTApOy8QSe9YHABg&zoom=1& iact=hc&vpx=501&vpy=2&dur=1851&hovh=195&hovw=258&tx=137&ty=87&sig=11406719996867580728 8&page=11&tbnh=152&tbnw=199&ndsp=13&ved=1t:429,r:36,s:100,i:112

3. VOCABULARY 1.Air Mass = 2.Tropical = 3.Polar = 4.Continental = 5.Maritime = 1.a “blob” of air with similar properties 2.Near equator (warmer) 3.Near poles (colder) 4.Over land (dry) 5.Over water (humid)

4. http://www.freeusandworldmaps.com/images/World_Regions_Print/NAmericaPrintNoText.jpg Maritime Polar Maritime Tropical Continental Polar Continental Tropical R 24 (Top Half of Page)

5. FRONT = Review:  How does different temperature air move?  What makes clouds and precipitation? Warm front Cold front Stationary front Occluded front R24 Quest. go on bottom of page Key words in your answers: Density Condensation where 2 or more air masses meet 4 Types of Fronts

6. http://www.google.com/imgres?hl=en&sa=X&qscrl=1&rlz=1T4SNNT_enUS351US356&biw=1093&bih=453&tbm=isch&prmd=imvns&tbnid=FRTa3IxpO6B5AM:&imgrefurl=http://cimss.ssec.wisc.edu/sage/meteorology /lesson4/intro.html&docid=9WGv-- nP52NVNM&imgurl=http://cimss.ssec.wisc.edu/sage/meteorology/lesson4/images/us_wx_map3.jpg&w=640&h=480&ei=8Fx7ULvCC42o8ATa7IHwAQ&zoom=1&iact=hc&vpx=67&vpy=124&dur=2404&hovh=194&hov w=259&tx=139&ty=93&sig=114067199968675807288&page=2&tbnh=100&tbnw=116&start=9&ndsp=15&ved=1t:429,r:9,s:0,i:99

7. Set Up Interactive Notebook Pages Notes on 4 types of fronts L25 Warm Front R25 Stationary Front Cold FrontOccluded Front PictureWords Picture Words

8. http://www.kidsgeo.com/geography-for-kids/0127-warm-fronts.php Warm Front

9. http://www.kidsgeo.com/geography-for-kids/0128-cold-fronts.php Cold Front

10. http://www.kidsgeo.com/geography-for-kids/0129-stationary-fronts.php Stationary Front

11. http://www.google.com/imgres?q=occluded+front&hl=en&sa=X&qscrl=1&rlz=1T4SNNT_enUS351US356&biw=1008&bih=354&tbm=isch&prmd=imvns&tbnid=GNNnomRvFAgOFM:&imgrefurl=ht tp://www.geography.hunter.cuny.edu/~tbw/wc.notes/9.weather.patterns/occlusion_stage_2.htm&docid=e2cPRUa70Hzj5M&imgurl=http://www.geography.hunter.cuny.edu/~tbw/wc.notes/9. weather.patterns/occlusion.stage.2.jpg&w=796&h=301&ei=f6N8ULi0Eoiu8ATDkYD4Cg&zoom=1&iact=hc&vpx=247&vpy=29&dur=1471&hovh=138&hovw=365&tx=274&ty=101&sig=1140671999 68675807288&page=8&tbnh=99&tbnw=262&start=60&ndsp=8&ved=1t:429,r:45,s:20,i:336 Occluded Front

12. Set Up Interactive Notebook Pages Notes on 4 types of fronts At the end of this lesson, you want to be able to explain: 1.How are air masses formed and named? 2.What are the 4 kinds of fronts? a)How are they named? b)What kind of weather do they bring? Why?