“A brief history of chemical warfare” By Harold Maass For more than 2‚000 years. As early as 600 B.C.‚ the Athenians poisoned the wells of the Spartans‚ who later tried lobbing burning sulfur pitch over the walls of Athens‚ hoping to fill the city with toxic smoke. Genghis Khan used that same trick‚ catapulting burning sulfur pitch during his siege of fortified cities around A.D. 1200. Over the centuries‚ various armies put poisons on arrows and in bullets to make them more lethal. But it wasn’t
Premium World War I Poison Sarin
Teaching Listening Listening is the language modality that is used most frequently. It has been estimated that adults spend almost half their communication time listening‚ and students may receive as much as 90% of their in-school information through listening to instructors and to one another. Often‚ however‚ language learners do not recognize the level of effort that goes into developing listening ability. Far from passively receiving and recording aural input‚ listeners actively involve themselves
Premium Second language acquisition Language education Language acquisition
McDonald 1 Chemical and Biological Weapons: World at War Matthew McDonald Mrs. Jones English I 4 March 2015 McDonald 2 Chemical and Biological Weapons: World at War THESIS STATEMENT: Chemical and biological weapons are necessary because they strike fear in the enemies‚ effective in their power‚ and can be used as population control. I. Introduction A. Background Information B. Thesis Statement II. Strike fear into your enemies A. Fear of retaliation
Premium World War II Biological warfare World War I
Abstract: The objective of Experiment 1 was to observe some chemical changes. While observing the chemical changes in elements I also experimented with household cleaners to see how much chemical properties relate to our daily lives. Chemical changes occur all around me and I go without noticing them all the time without a second thought. This experiment opens my eyes to different chemical reactions occurring around me. This experiment also shows the importance of dilution. If I did not dilute something
Premium Chemistry Chemical reaction
MODELS OF TEACHING We have discussed about the various learning theories in the last chapter. But as aspirant teachers‚ it is our experience that no teaching problems can be solved by acquiring knowledge of learning principles. The models of teaching will be a help to understand the nature of teaching. Teaching models are developed keeping in view of the learning theories (So that the teaching theories may be indoctrinated and reaffirmed by using these models.). The teaching model gives
Premium Learning Psychology Sociology
Victoria Chemicals PLC: The Merseyside Project Prepared by Gabriela Tiffany Executive Summary The purpose of this report is to provide an understanding and analysis regarding the project proposed. The report starts with a brief overview of the company and the project proposal. This report then continues with assessing the concerns of Transport Division‚ ICG Sales and Marketing Department‚ and Treasury Staff. Furthermore‚ this proposal will also evaluate the recommendation from the Assistant Plant
Premium Net present value Cash flow Discounted cash flow
The Impacts of Teaching Aids usage on secondary school students’ performance in biology: a study of some selected senior secondary school in Yewa South Local government area. CHAPTER ONE INTRODUCTION 1. Background to the study The teaching of Biology to make understanding of the students has been what teachers of the subject find difficult to do. Even as cases may arise when these teachers are not happy about their students’ performance in the subject‚ not many of them have sat down
Premium High school Teacher Secondary education
The Teaching Profession Educators have been debating for many years whether teaching is a profession. Teaching must be considered a profession based on the fact that a particular standard of knowledge must be acquired before an individual is allowed to teach. Because this profession has become in such high demand‚ I am likely to join the National Education Association (NEA) once I am able to practice this profession. I believe that joining the NEA will help to protect my rights and career as
Free Education Teacher School
Introduction Patient teaching plans are tools developed by nurses in facilitating a systematic and evaluative way used in communicating to their patients regarding a particular treatment or practice. According to Bastable (2008‚ p.407)‚ a teaching plan is a “blueprint for action to achieve the goal and the objectives that have been agreed upon by the educator and the learner.” In this context‚ the nurse is the educator while the patient is the learner where a teaching and learning activity will
Premium Learning Borderline personality disorder Psychology
The Teaching Profession Introduction: There is no doubt that the teaching profession is very important in molding the young minds to become the responsible citizens of the future. Many young people look forward to becoming successful teachers to educate the young generation. Pros of teaching: Teaching is a special calling. It is not a job well-suited to everyone. In fact‚ many new teachers leave within the first 3-5 years of teaching. However‚ there are many rewards that come with this often
Premium Education Learning Teacher