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Photosynthesis. Objective 2: The student will demonstrate an understanding of living systems and the environment. (7.8) Science concepts. The student knows that complex interactions occur between matter and energy. The student is expected to:
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Photosynthesis Objective 2:The student will demonstrate an understanding of living systems and theenvironment. (7.8) Science concepts. The student knows that complex interactions occur between matter and energy. The student is expected to: (B) identify that radiant energy from the Sun is transferred into chemical energy through the process of photosynthesis.
http://www.homestead-farm.net/art/kidsArt/photosynthesis-color.jpghttp://www.homestead-farm.net/art/kidsArt/photosynthesis-color.jpg
Photosynthesis • Photosynthesis changes light energy into food (chemical) energy. http://www.eia.doe.gov/kids/energyfacts/sources/renewable/images/photosynthesis1.gif
Photosynthesis • Begins with (reactants): • Sunlight (radiant energy) • Water (from the ground) • Carbon dioxide (from the air)
Photosynthesis • Ends with (products): • Oxygen • Glucose • Stored chemical energy http://curriculum.calstatela.edu/courses/builders/lessons/less/les4/les4gifs/glucose.gif
Products Reactants CO2 + H2O + light C6H12O6 + O2 From the air Water taken up by roots Energy (sunlight) Glucose Energy Fuel Oxygen
http://www.tomatosphere.org/EngManual/images/photo_equation1.jpghttp://www.tomatosphere.org/EngManual/images/photo_equation1.jpg