'Calcium carbonate' diaporamas de présentation

Chapter 12

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Biology and Ecology of Algae on Tropical Reefs

Biology and Ecology of Algae on Tropical Reefs Jennifer E. Smith, Ph.D. National Center for Ecological Analysis and Synthesis University of California Santa Barbara Slime ? Incredible Diversity > 500 species of marine algae in Hawaii, many new species and genera collected every year

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Marine Ecology

Marine Ecology. Ecology is the study of the inter-relationships between the physical and biological aspects of the environment. It is the study of how organisms adapt to their environment and in turn alter it. 9-1. Ocean Habitats.

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HISTORY - FRP Fiber Reinforced Materials

HISTORY - FRP Fiber Reinforced Materials. Straw in Clay (Brick, Roof, Walls) Glass Fibers in Concrete Glass Fibers in Polymer. HISTORY - FRP POST WW-II APPLICATIONS. Boat Hulls Radomes Minesweeping Vessels Bath Tubs Covers. HS, CR, LW - New Developments

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Chapter 6: Water and Seawater

Chapter 6: Water and Seawater. Fig. 6-19. Atomic structure. Nucleus Protons and neutrons Electrons Ions are charged atoms. Water molecule. H 2 O Two hydrogen, one oxygen Bonded by sharing electrons Bend in geometry creates polarity Dipolar molecule. Dipolar molecule.

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Weathering

Weathering. Weathering: the disintegration, or breakdown of rock material. Mechanical Weathering : no change in chemical composition--just disintegration into smaller pieces. Chemical Weathering : breakdown as a result of chemical reactions. CaCO 3 +CO 2 +H 2 O ---> Ca 2+ + 2HCO 3-.

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Plankton

Plankton. Marine life 3 categories: Benthos : bottom dwellers; sponges, crabs Nekton : strong swimmers- whales, fish, squid Plankton : animal/plants that drift in water. The have little control over their movement. Includes: diatoms, dinoflagellates, larvae, jellyfish, bacteria.

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Additives for Reactive Resins

Additives for Reactive Resins. Shailesh Shah, Ph.D. Director, Technology TRFA, Montreal September 11, 2006. Overview. Composite Demands & Cognis Portfolio Cognis Additives for Reactive resins Air Release Agents Wetting and Dispersing Agents Levelling Agents Rheology Modifiers

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The Protozoans

The Protozoans. Ciliates Amoeboid Protozoans Flagellated Protozoans. Kingdom Protozoa. Defining Characteristics All are unicellular eukaryotes What is a prokaryote ? Many species are both heterotrophic and autotrophic simultaneously or at different stages of the lifecycle .

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Contribution to the study of grounds of Flemish paintings on canvas from 1600 to 1650

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Porifera

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Sediments and the Sea Floor

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Case Presentation Using Progressive Disclosure

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VYGOTSKY AND THE ZONE OF PROXIMAL DEVELOPMENT (ZPD )

VYGOTSKY AND THE ZONE OF PROXIMAL DEVELOPMENT (ZPD ). 21 January 2010. Vygotsky: Revolutionary Scientist and Educator Key Ideas Human behavior and cultural development take place in and through activity with other people.

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EXPLORING

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Carbon Cycle Basics

Carbon Cycle Basics. Ranga Myneni Boston University rmyneni@bu.edu. Egon Schiele (1890-1918) Autumn Sun 1. 1/12. Carbon Pools. Carbon is stored on our planet in the following major pools: as organic molecules in living and dead organisms found in the biosphere;

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Factors Causing Coral Bleaching and the Symbiotic Relationship with Zooxanthellae

Factors Causing Coral Bleaching and the Symbiotic Relationship with Zooxanthellae. By Veronica Rodriguez Ecol 475. Coral Bleaching. Coral Bleaching is a stress condition in coral reefs that involves the breakdown of zooxanthellae. Zooxanthellae.

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CO2 Mineralization

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