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September 17, 2013 Bell Work

MEAP Released Question Instructions: Copy this drawing of a plant experiment AND the questions . Answer in your interactive Science Notebook (ISN). Explain your answer. September 17, 2013 Bell Work. characteristics. Definition. Facts/Examples/ NonExample.

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September 17, 2013 Bell Work

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  1. MEAP Released Question Instructions: • Copythis drawing of a plant experiment AND the questions. • Answer in your interactive Science Notebook (ISN). • Explain your answer. September 17, 2013 Bell Work

  2. characteristics Definition Facts/Examples/NonExample We inherit our traits from our parents So do other organisms 50% from each parent organism EX: hair color, body shape, skin color NONEX: acquired traits such as playing a musical instrument • Collection of traits that form the way an organism looks Memory Pictograph

  3. chemical change Definition Facts/Examples/NonExample Happens because of chemical reactions Chemical bonds are broken and/ or new bonds are formed Cannot be reversed – new substances formed EX: fire, rust, baking soda & vinegar NONEX: physical change such as change in size by cutting paper or wood • Change in a substance that produces a new type of substance with new chemical properites Memory Pictograph

  4. chemical weathering Definition Facts/Examples/NonExample Man-made or natural Dissolves rocks Acids do most of the weathering and erode the surface of the rocks EX: acid rain NONEX: rocks eroded by wind or frost action which are both mechanical weathering • Process by which rocks are broken down by chemical changes Memory Pictograph Acid rain wears down surface by chemical action

  5. chlorophyll Definition Facts/Examples/NonExample Gives plants their green color In chloroplasts of plant cells Allows plants to produce their own food EX: all plants NONEX: animals do not produce their own food • Chemical that is used by plants during photosynthesis Memory Pictograph

  6. chromosome Definition Facts/Examples/NonExample Humans have 46 chromosomes 23 chromosomes from each parent “blueprint” of how to build (or repair) a particular organism EX: eukaryotes have chromosomes in the nucleus of the cell NONEX: prokaryotes have DNA but not inside of a nucleus (prokaryotes do not have a nucleus) • made of strands of DNA, or deoxyribonucleic acid, is the hereditary material in humans and almost all other organisms Memory Pictograph

  7. climax community Definition Facts/Examples/NonExample Takes a long time Lake dries up, becomes a wetland, then a meadow, then shrubs, then trees then forest Can stay as a forest for many years EX: U of M Dearborn hiking area is a beech-maple climax community NONEX: people cut down all the trees and change natural pattern • Last step of a natural process called succession Memory Pictograph

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