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Slide 1Abiotic Factors Chapter 25, Section 1 Slide 2 Environmental Factors Biotic Factors Biotic Factors Features of an environment that are alive or were once alive. Features…

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Slide 1 The Earth System Slide 2 Earth: An overview 4 main spheres  Hydrosphere (hydro=water)  Biosphere (bio=life)  Atmosphere (gas, air)  Geosphere (geo=Earth)…

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PowerPoint Presentation 6 Warm up Wrap up 7 3 4, 6 Warm up Wrap up 1,3,7 Greenhouse effect 4 Brainstorming The menu for today 6/26/2013 Greenhouse effect Ozone depletion…