Category: Science and Technology

Please view our sample essays on science and technology in this category.

Essay: Advantages of Chemistry

Chemistry is one of the very important branches of physical science that studies the arrangement, configuration attributes and change of matter. Chemistry is mainly associated with atoms and molecules and their interactions and changes such as the properties of the chemical bonds formed between atoms to generate chemical compounds.Therefore, chemistry studies the involvement of electrons and various forms of energy in photochemical, oxidation-reduction reactions, changes in phases of matter, and separation of mixtures. Preparation and properties of complex substances, such as alloys, polymers, biological molecules, and pharmaceutical agents are considered in specialized fields of chemistry. The periodic table of elements is arranged in groups, or columns, and periods, or rows. The periodic table is useful in identifying periodic trends. (more…)

Research Paper: Coastal Geology

Sediments are the substance of various and natural derivation. Erosion is the process displacement of this sediment by natural forces such as water, wind, gravity or ice. Sedimentation is when this is broken down into a form that flows from its sources to be deposited in various other places such as the coastline, in sediment stores or sinks. The natural origin of sediments that flows into the sea are rocks, soil and decomposed animal and plant life. This natural sediment movement is essential for the development and maintenance of home environments, swampland, partly enclosed areas of sea-water (lagoons), estuaries, coral reefs, mangrove forests, dunes and sand barriers. (more…)

Essay: Story of the Neckless

Madame Loisel takes all the money that her husband has been saving for a gun to buy a dress for the party. She is married to a man of middle social class who is not in a position to offer everything that she wants. Her husband is willing to offer her everything he can afford. One day her husband comes home with two tickets to a fancy ball. (more…)

Essay: Social Network Theory

Sample Essay Some of the aforementioned examples can be explained in terms of Social Network theory. Social networks explore the relationships of subjects under consideration and further evaluate the effects of relationships on linguistic choice while communicating under different circumstances. Social networks are usually classified into dense or loose on the basis of the strength of the social network. A network is referred to as dense if the people we are communicating with also communicate amongst them. (more…)

Essay: Splitter less ADSL

Sample Essay Splitter less ADSL was another standard proposed by ITU to ease installation of ADSL services at client premises, by removing the need to install splitters at client end. Use of a modular low pass filter in series with the telephone is required to prevent interference from Plain Old Telephone service (POTS). ADSL users need to be with 18000 feet of the telephone to avoid experiencing a degradation of service. ADSL service quality also depends on the quality of the local loop (Jones, 2006). (more…)

Essay: Spread of online networks

Sample Essay The potential ease with which one can conceal one’s identity and appear as someone else is also a hallmark of social networking services. Surveys reveal that most people attempt to provide an improved view of themselves in their online profiles (Fog 2009). Anyone can easily upload doctored photos and provide incorrect information allowing them to become what they seldom get to be in real life. (more…)

Essay: Evolution Of Media Technology

Sample Essay In the past two centuries, we have seen that the businesses which once used television and radio to convey their messages to the public are now exploring the horizons of the internet. The young generations were born with the internet. For this generation, this technology is the readily available source for information and education. Businesses therefore are working hard to tap into this market and reach their target viewers. (more…)