Abstract
This paper covers the following six topics: 1. identity determined from density. 2. changes of speed and motion of molecules with state change. 3. theory of structure of atom. 4. periodic table vs alphabetical listing of elements. 5. mass nos, moles. 6. Henry's law.

From the Paper
"Density can be used to identify a substance. It could be used to determine if a sample of gold-colored metal is in fact gold. Archimedes used the concept of density to identify substances. Density is a physical property of a substance which describes the degree of compactness of the substance, i.e., how close together the atoms are packed. The density of a substance is the ratio of an object's mass to its volume."

Tags:density, atomic theory, changes of state, periodic table, moles, Henry's law

Abstract
A physician office wants to install bone density equipment but is not certain about types of machines to purchase and their price. This report therefore focuses on the available products and expert opinions in connection with that equipment. Cost of the bone density procedures and machines have also been briefly mentioned so that a physician would be able to estimate the possible costs involved and expected increase in revenues. The author of the paper uses graphs and photographs to illustrate certain points.

From the Paper
"Norland manufactures some of the best products available for bone density measurement. The machines that any physician office would require for this procedure are easily available through this company but let us first mention what machines would be needed for this purpose. It has been noticed that mostly the machines required for this purpose. There are two types of procedures through which bone density can be measured. The first one being the DEXA method, which uses x-rays to measure bone density. X ray method is fast and painless and is partly covered by insurance. The other procedure is carried out through CT scan. Both these procedures would study the bone mineral density of patient's body and then compare it with a healthy person's bone density to find out if there is any risk of osteoporosis to the person."

Tags:DEXA, radiology, osteometer, meditech, osteoporosis, FDA

Abstract
Exercise affects bone density in children and adolescents. According to recent information from the government's first comprehensive study of sports injuries, 2.6 million children and young adults playing sports end up in the emergency room each year at a cost of $500 million.

Abstract
The paper notes how structural factors explain the decline of unions throughout North America, but how the real differences between the two lands are to be found by looking at the size of Canadian government as compared to American government and by looking at the tough legal environment of the United States when it comes to organized labor and the tools employers have to "keep them in line". The paper shows how Canada and the United States are facing the same structural changes from an economic perspective, but the laws of the two nations seem to differ materially when it comes to how union activism should be addressed and in terms of the size of government.

From the Paper
"The following paper will look at union density in the United States relative to Canada. The paper will note how structural factors explain the decline of unions throughout North America (certainly in the United States), but how the real differences between the two lands, and the major reasons why US unions are weaker than their Canadian counterparts (though unions in both nations are now vitiated) are to be found by looking at the size of Canadian government as compared to American government and by looking at the tough legal environment of the United States when it comes to organized labor and the tools employers have to "keep them in line"."

Tags:canadian, union, density

Abstract
This paper reviews and discusses osteoporosis, a disease characterized by low bone mass and microarchitectural deterioration of bone tissue that most often results in enhanced bone fragility and a consequent increase in fracture risk. The paper further discusses the positive impact of exercise on women suffering from osteoporosis.

From the Paper
"Ernst's (1998) review of 21 controlled studies on the subject of osteoporosis and exercise concludes that. "Collectively, however, these studies leave little doubt that regular exercise can delay or halt bone loss in women." Specifically, he reports that exercises not involving any loading are not effective, or considerably less effective, than weight-bearing exercises. The optimal exercise regimen should thus avoid further bone loss and reduce injury risks. Weight-bearing exercises, as weight-lifting, jumping and running, appear best suited for improving bone mass. However, they can carry a risk of injury: patients experienced a higher than average incidence of vertebral fractures if they executed exercises with their spines flexed."

Tags:bone, exercise, mineral, postmenopausal, fractures, women, study

Abstract
This paper addresses the Dundas-Spadina Neighbourhood Community's response to the 2004 hydro blackout, in an EPPlan geared to helping Canadian Chinese and other elders. It looks at how in 2004, this sector proved the most endangered and also the most independent and indifferent to significant health risks. An interventionist, volunteer effort is described in relation to official commentary on the crisis, and media coverage, plus notes on cultural inclusions.

From the Paper
"To Whom It May Concern: This submission refers to the Dundas-Spadina Neighbourhood Committee's intended Emergency Preparedness Plan (EPP), for situations of power Blackout as experienced in the Greater Toronto Area during the summer of 2003. The area to which the DSNC refers is known to most Torontonians, and remains small enough that an informal, largely local, response can be effective. Please note that the EPP is evolving with the greatest onus on workers within the Neighbourhood Committee. Its central focus is the area's elderly Canadian Chinese population."

Tags:community, chinese, epp, blackout, elders

Abstract
This paper focuses its analysis on the concept of noise and the effect of noise, particularly on individuals in crowded, urban environments. The paper explains that the effect of noise on the individual can be separated into two general categories: auditory and non-auditory; the level and nature of noise is also important. The paper asserts that noise pollution found within the workplace is an indication of wastefulness, and noise pollution in the living environment is usually a sign of irresponsibility or discourteous behavior. The paper explores a number of theories and concepts involving territorialism, privacy, personal space, the importance of privacy and personal space, the effects of nature on individuals in urban environments, the effect of noise, and strategies used to reduce noise that exist. The paper concludes that environmental noise is an important aspect of the relationship between the individual, society, health, and nature.

Outline:
Introduction
Concepts of Territorial, Privacy, and Personal Space
The Importance of Privacy and Personal Space
Nature's Effect on Individuals Living in Urban Environments
The Concept of Noise and the Effect on the Individual
Strategies That Can Be Used to Reduce Noise in the Workplace or in the Living Environment
Conclusion
References

From the Paper
"Strategies to reduce noise in the workplace and living environment include regulations that require employers to take a specific action to reduce noise in the workplace. In the workplace, certain levels of noise must be reached over a particular work week or a maximum peak sound pressure must be reached within a given work day. If these levels are reached the employer must take action to reduce the risk. The Safety, Health and Welfare at Work Regulations require the employer to make certain that noise experienced at the workplace shall be evaluated and if needed calculated and presented to employees and any pertinent governing bodies or government inspectors (Consultnet, 2010). In the majority cases, noise found within the workplace is an indication of wastefulness. The energy being used to create noise results in fewer products being made and sold. Some examples of strategies that can be used to reduce noise in the workplace are fitting engines with mufflers, making use of proper equipment, using silencers where gases are released, moving workstations away from the sources of noise, and providing equipment in proper operating condition (Health, Safety, and the Environment, 2010). Reducing noise pollution in the living environment may include communicating with those who are responsible for the source of the noise, building or planting noise barriers; this can be done by using absorbent materials, green zones, and proper home design, minimizing one's own role in creating noise in the living environment, perform activities that create noise in the daytime hours, and informing one's neighbors when one expects to generate noise in the living environment (Commonwealth of Australia, 2008). Noise reduction in the living environment is usually a matter of responsible and courteous actions by the individual and the neighborhood."

Tags:territorial, privacy, personal, space, urban

Abstract
In this paper the 3 major regions of India are analyzed geographically, looking at the weather patterns, topographical regions, agriculture and climate. The impact of geography on the people of India is also looked at, primarily by looking at the geographic problems in the nation They include population density and a heavy dependence on few industries.

From the Paper
"When studying the land that makes up India, it is important to realize the diversity that abounds in the different regions of the nation. There are three main sections that India can be split into: the Himalayas, the Indo-Gangetic Plain, and the Peninsula. The Himalayan Mountain range is present in India along the northern border, and especially in the northwest corner of the country. There are numerous peaks of various sizes, but the most notable are Mount Nanda Devi and the Godwin-Austen, which lies in disputed territory. There is also an area known as the Lesser Himalayas, which serves as a transition area between the mountainous regions of the north and the central plains. The Himalayas are a key component in the weather dynamics of all of Southern Asia, and India especially depends on them. India has 4 major seasons: winter in December until February; summer from March until May; monsoons from the southwest in June until September; and monsoons from the northeast in October and November."

Tags:density, himalayan, population, problems, soil

Abstract
The following paper will look at suburbanization and sprawl in the City of Brampton - a part of the GTA that has seen enormous growth in recent years - and discuss the population and population density measurements which illuminate and underscore this phenomenon. The paper will similarly discuss the form the urban sprawl appears to be taking - in Brampton, anyways - and what the current and future consequences of all of this will be if it is left unchecked. Finally, some approaches being undertaken at the provincial and local levels to combat this will be examined and my own recommendations will follow. Ultimately, I feel that a curb on residential licensing and population intensification policies are the best way for urban sprawl to be overcome in Brampton.

From the Paper
Suburbanization and Sprawl in the Greater Toronto Area: the Case of Brampton The following paper will look at suburbanization and sprawl in the City of Brampton - a part of the GTA that has seen enormous growth in recent years - and discuss the population and population density measurements which illuminate and underscore this phenomenon. The paper will similarly discuss the form the urban sprawl appears to be taking - in Brampton, anyways - and what the current and future consequences of all of this will be if it is left unchecked. Finally, some approaches being undertaken at the provincial and local levels to combat this will be examined and my own

Tags:sprawl, toronto, brampton

Abstract
The paper shows that in the study of structural development in the brain there have been several proposed biomarkers for quantifying brain plasticity. These include but are not limited to cortical thickness, dendritic length and branching, expression of neuronal proteins, and the presence of DNA adducts. The paper discusses the theory that a measure of brain plasticity emerging late in embryonic development will be a very sensitive biomarker for detecting subtle damage suffered by brain cells during earlier stages of brain development not detectable by other means. The paper shows that to test this, the effects of a neurotoxin on the late developing dendritic spines were studied. A significant decrease in spine density was observed as the neurotoxin, methylazoxymethanol, increased. The author of the paper shows how the implications are widespread in the study of neuro-degenerative disease.

From the Paper
"Fifty years ago, Donald Hebb demonstrated that the conditions under which laboratory rats were housed could significantly affect their performance in a variety of complex spatial tasks later in life (1). The complex environment rearing paradigm has been valuable in assessing plasticity of a variety of brain components including cerebral cortical microvasculature, astrocyetic morphology, dentritic branching patterns, synaptic number, and synaptic structure are all affected by complex environment rearing (2). It has been suggested that multiple synaptic contacts (spines) may play a role in the spread of the additive effect of learning known as potentiation, among neighboring unstimulated neurons. A lack of these spines and their connection with boutons of neighboring neurons could then result in a decrease in the capacity for learning. Some recent work has indicated that the presence of multiple synaptic contacts may be altered by experience. Most of this research has focused on structural changes in the hippocampus. Dendrtic spines show great variability in structure and connectivity, both within and across brain structures, including 10-fold differences in length and diameter as well as variations in the number of branches and spines per dendrite."

Tags:animal, brain, cortex, models, neurotoxicity, visual