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Cedar Glade Zone Model



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37 Cedar Glade Zone Model OVERVIEW Students will gain an understanding of the value of specialized areas within major biomes Our example is the cedar glades of Tennessee s Central Basin within the temperate deciduous forest biome GRADE LEVEL 6 8 TIME At least one class period the demonstration and graphing lesson may extend into another class meeting SETTING Classroom OBJECTIVES Student will gain knowledge of the zones of soil within a glade as an abiotic factor and how it may relate to the special characteristics of the glade LEARNING STANDARDS CORRELATED Science GLE 0607 2 3 QUESTION What abiotic factors contribute in creating cedar glades as a miniecosystem MATERIALS Map of cedar glade locations in Wilson and Rutherford Counties Whiteboard and markers or blackboard and chalk Colored pencils Graph paper 1 cm grid Graph transparency 1 cm grid Wide mouthed funnel 12 2L soda bottles empty and clean with labels removed o Cut the top off 6 of the bottles at a point where the sides of the bottle become straight o Cut the top and bottom off the remaining 6 bottles leaving a cylinder o Fit the cylinder into the other bottles resulting in 6 tall bottles Old pitcher to hold soil pour Sand or soil Yard stick Six index cards with zone numbers 1 thru 6 3x5 Index cards Access to the internet or resources on plants and animals in the Cedar Glade 38 Optional Materials Small limestone slab size needs to be manageable if passed around class photos of glade and selected species of each zone redcedar twig or stick visual of cedar glade with zones and soil depths indicated TEACHER PREPARATION o Practice demonstration before showing class o Handout preparation for student either laminate a map of cedar glade as a visual or prepare paper copies to pass around o Students should already be familiar with biomes including those with zones ocean freshwater pond o Students should already know how to create a bar graph and use graph paper BACKGROUND Many of our major biomes contain specialty



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