TOPIC: Artificial Intelligence SSP : To inform my listeners about some reasons in building Artificial Intelligence. TS : Developing Artificial Intelligence is a fun and exciting way to make computers think . Outline: I. Introduction A. Humankind has given itself the scientific name homo sapiens-man the wise- because our mental capacities are so important to our everyday lives and our sense of self. While the field of artificial intelligence attempts to understand intelligent entities
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of new ideas‚ media‚ etc History and Orientation Diffusion research goes one step further than two-step flow theory. The original diffusion research was done as early as 1903 by the French sociologist Gabriel Tarde who plotted the original S-shaped diffusion curve. Tardes’ 1903 S-shaped curve is of current importance because "most innovations have an S-shaped rate of adoption" (Rogers‚ 1995). Core Assumptions and Statements Core: Diffusion research centers on the conditions which increase or
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Cell Membrane The Cell Membrane- The cell membrane is a semi-permeable membrane that surrounds the cytoplasm of a cell; the cell membrane is made up of phospholipids‚ proteins and carbohydrates. Its function is to protect the integrity of the interior of the cell allowing certain substances into the cell‚ while keeping other substances out. The phospholipids form a thin‚ flexible sheet while the proteins float in the phospholipid sheet like an ice berg‚ and the carbohydrates extend out from the
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3.1 BIOLOGICAL MEMBRANES 3.1.1 Properties of Cell Membranes • Separates living cell from its nonliving surroundings. • 8 nm thick. • Selectively permeable - allows some substances to cross more easily than others. 4.1.2 Fluid Mosaic Model • Singer and Nicolson (1972) - plasma membrane is a mosaic of proteins dispersed within lipid bilayer‚ with only bilayer‚ the hydrophilic regions exposed to water. Hydrophilic region of protein Phospholipid bilayer Hydrophobic region of protein
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Osmosis and Diffusion During the past few weeks in my Ag Biology class we have been learning about and reviewing both osmosis and diffusion. We did two different labs‚ one on osmosis; the other on diffusion. The first lab we did was our diffusion lab. We learned that diffusion is moving something from an area of high concentration to a low concentration. We were showed that Mio and other flavor drops perform diffusion when put in water as an example. For the lab part we put a mixture of starch
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Experiment #1 Date: September 13‚ 2011 Title: Diffusion in Gases I Aim: To observe the diffusion of bromine Apparatus and Materials: Glass tube‚ bromine‚ fume chamber Diagram: Procedure: -Liquid bromine was placed in a jar and covered Observations: When first placed in the jar the original color of bromine was red-brown. As it began to diffuse its color changed from dark brown to a lighter brown until it becomes a yellow-like orange color. As it was diffusing liquid bromine changes its state
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Diffusion of innovations From Wikipedia‚ the free encyclopedia Jump to: navigation‚ search The diffusion of innovations according to Rogers. With successive groups of consumers adopting the new technology (shown in blue)‚ its market share (yellow) will eventually reach the saturation level. In mathematics the S curve is known as the logistic function. Diffusion of Innovations is a theory that seeks to explain how‚ why‚ and at what rate new ideas and technology spread through cultures. Everett
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Technology – TOJET April 2006 ISSN: 1303-6521 volume 5 Issue 2 Article 3 DETAILED REVIEW OF ROGERS’ DIFFUSION OF INNOVATIONS THEORY AND EDUCATIONAL TECHNOLOGY-RELATED STUDIES BASED ON ROGERS’ THEORY Ismail SAHIN Iowa State University The process of adopting new innovations has been studied for over 30 years‚ and one of the most popular adoption models is described by Rogers in his book‚ Diffusion of Innovations (Sherry & Gibson‚ 2002). Much research from a broad variety of disciplines has used the
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Effect of Temperature on Salt Diffusion Rates and it’s Relation to the Human Body Hypothesis: Ordinary table salt is known to dissolve easily in water. Dissolving or diffusion is the spreading of particles in another substance. This is seen when smoke from a chimney diffuses in the air around it‚ or when dropping coloring in water. When NaCl‚ sodium chloride‚ or otherwise known as ordinary table salt is combined with water the separate salt and water molecules will be attracted to each other
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Membrane Transport Process Process Energy Source Description Examples Passive processes Simple diffusion Kinetic energy Kinetic energy Net movement of particles (ions. molecules. etc.) from an area of their higher concentration to an area of their lower concentration. that is. along their concentration gradient Movement of fats‚ oxygen‚ carbon dioxide through the lipid portion of the membrane‚ and ions through protein channels under certain conditions Osmosis Kinetic energy Simple diffusion
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