Basics of Magnetism by Ron Kurtus (revised 29 January 2013) Magnetism is a force of attraction or replusion that acts at a distance. It is due to a magnetic field‚ which is caused by moving electrically charged particles. It is also inherent in magnetic objects such as a magnet. A magnet is an object that exhibits a strong magnetic field and will attract materials like iron to it. Magnets have two poles‚ called the north (N) and south (S) poles. Two magnets will be attacted by their opposite poles
Premium Magnetic field Electromagnetism Magnetism
Niger:GDP per capita‚ PPP GDP per capita‚ Purchasing Power Parity: For that indicator‚ the World Bank provides data for Niger from 1980 to 2011. The average value for Niger during that period was 682.21 U.S. dollars with a minumum of 597.06 U.S. dollars in 2000 and a maximum of 940.95 U.S. dollars in 1980. Below we provide more information about: GDP per capita‚ PPP in Niger. From: To: Niger198019831986198919921995199820012004200720105006257508751‚000 739.42 GDP per capita in Niger
Premium Inflation Gross domestic product Purchasing power parity
sections of the same course that are taught during the same semester/year; its values are 1‚ 2‚ 3‚ ...‚ up to the number of sections taught during each semester. (e) A grade report has a student‚ section‚ letter grade‚ and numeric grade (0‚ 1‚ 2‚ 3‚ 4 for F‚ D‚ C‚ B‚ A‚ respectively). Design an ER schema for this application‚ and draw an ER diagram for that schema. Specify key attributes of each entity type and structural constraints on each relationship type. Note any unspecified requirements‚ and
Premium Management Marketing Strategic management
Part1 Basic knowledge of CDMA Agenda 1. Architecture of CDMA system/ Coverage Area Structure 2. Interface between different entities 3. Numbering plan Architecture of CDMA system MS Um Abis A B OMC BT S BSC MSC VLR D HLR H BSS C MSS AUC •MS: •BSC: •BTS: •MSC: •VLR: •HLR: •AUC: •OMC: Mobile Station Base Station Controller Base Transceiver Station Mobile Switching Center Visitor Location Register Home Location Register Authentication Center Operation and Maintenance
Premium GSM Mobile phone
1. BASIC PHRASES [pic] [pic] [pic] |¡Buenos días! |¡Buenas tardes! |¡Buenas noches! | |bway-nohs dee-ahs |bway-nahs tard-ays |bway-nahs noh-chays | |Hello! / Good morning! |Good afternoon! |Good evening! / Good night! | |¡Hola! / ¡Chao!
Free
The Mormon Church: An American Original James Andrews March 24‚ 2013 World History From 1500 H Mitt Romney was a competitive candidate in the 2012 presidential campaign‚ and he is a Mormon. David Archuleta is popular American song writer and singer who nearly won American Idol back in 2008‚ and he is a Mormon. Andy Reid‚ the well recognized NFL coach of the Philadelphia Eagles‚ is also a Mormon. Mormonism is one of the fastest growing religions of recorded human history‚ and it is only
Premium Brigham Young Utah
Nutrition Basics Why Food Matters Copyright © 2006 Learning Seed Suite 301‚ 641 W. Lake St Chicago‚ IL 60661 800.634.4941 info@learningseed.com www.learningseed.com Nutrition Basics Why Food Matters Legal Niceties The Video Copyright © 2006 Learning Seed. This video program is protected under U.S. copyright law. No part of this video may be reproduced or transmitted by any means‚ electronic or mechanical‚ without the written permission of the Publisher‚ except where permitted by law. This
Free Nutrition
Recycling Basics Recycling is the process of collecting and processing materials that would otherwise be thrown away as trash and turning them into new products. Recycling can benefit your community and the environment. Benefits of Recycling * Reduces the amount of waste sent to landfills and incinerators; * Conserves natural resources such as timber‚ water‚ and minerals; * Prevents pollution caused by reducing the need to collect new raw materials; * Saves energy; * Reduces
Free Recycling
It is incredible to look at all that is being threatened in Rachel Carson’s Silent Spring. To have synthetic pesticides like DDT enter the biosphere and disrupt the natural world in the manner she describes is bewildering. Despite being so effective the damage they caused was irreversible throughout ecosystems. It was so polarizing she effectively reinvented the environmental movement‚ and defined who was responsible (NYT nopage). Perhaps the largest contributor to the environmental problem is human
Premium Carbon dioxide Global warming Greenhouse gas
THE CHEMISTRY OF LIFE (Review 1-7) I. Basic Chemistry A. Elements 1. Definition- an element is a substance composed of a single type of atom 2. Major elements of the human body 3. Trace elements of the body B. Atoms 1. Definition- the atom is the smallest part of an element which cannot be broken down further by ordinary chemical means. Atoms are composed of protons‚ neutrons and electrons. 2. Particles that make up atoms
Premium Atom Amino acid Chemical bond