Enix

Apr 5, 2013Download as PPTX, PDF0 likes241 views

Dora Sanchez

The document is about the periodic table and properties of elements. It contains questions about: - How the modern periodic table improved upon Mendeleev's table by eliminating anomalies. - Identifying metals, nonmetals, and metalloids among the first 20 elements. - Defining atomic size and how it varies within periods and groups. - Predicting properties of element X based on its atomic number of 17. - Calculating valency from electronic configuration and explaining trends in the periodic table.

Clasificación de instrumentos en familias adela66

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Este documento clasifica los instrumentos musicales en cinco categorías principales: cordófonos, aerófonos, membranófonos, idiófonos y electrófonos. Dentro de cada categoría, describe brevemente los instrumentos más comunes como el violín, flauta, bombo, triángulo y órgano respectivamente. También menciona que los timbales, bombo, platillos y percusión son instrumentos de percusión frecuentemente utilizados en la orquesta.

Las creencias primitivasColegioa Abecé

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Python speleologyAndrés J. Díaz

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The document discusses various Python concepts including: 1. The Zen of Python principles for writing beautiful, readable code. 2. Types and objects, including how variables are assigned by reference vs value. 3. Reflection capabilities like accessing an object's attributes, methods, and bytecode. 4. Context managers and how the 'with' statement provides a cleaner interface than try/finally blocks. 5. Decorators for modifying functions and methods. 6. List comprehensions and generators for compactly iterating over sequences. 7. Operator overloading for custom number and container types. 8. Class factories including properties, static methods, and inheritance hierarchies.

Simple machinessally shackelford

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There are six simple machines: the wheel and axle, lever, pulley, inclined plane, wedge, and screw. Each machine allows humans to exert force in a way that makes tasks easier by multiplying the applied effort. The document provides brief descriptions of each simple machine and their functions, with the wheel and axle being essential for vehicles and the inclined plane appearing in structures like door stops. It concludes by stating it has covered the topic of simple machines.

Tv2.0 terra coutinhoMarcelo Coutinho Lima

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The document analyzes media consumption habits across several Latin American countries and the United States. It shows that internet usage, especially for social media, surfing, and email, has become the top media activity replacing TV for many. It also illustrates how people now simultaneously engage with multiple screens where they split their attention between web browsing and TV watching. Additionally, it demonstrates how different media influence each other as people discuss TV shows online, do research about products from commercials, or make purchases based on things they see on television programs.