Sciences Essay Examples and Topics. Page 18

4,745 samples

Boiling Points of Solutions: A Physics Lab

In this laboratory work, the correlation between salt concentration in water and boiling point was studied. Thus, for the experiment, the temperature of water brought to boiling was measured beforehand, and then 12 g of [...]
  • Subjects: Physics
  • Pages: 5
  • Words: 363

Descriptive Statistics and Financial Information

As seen in Table 1, the mean of the Percentage of the Disadvantaged Students is 42. As seen from Figure 1, the distribution of values is right-skewed and platykurtic.
  • Subjects: Statistics
  • Pages: 3
  • Words: 840

Homeostasis: Human Structure and Composition

The effect of a feedback of this nature is the stabilization of the affected system with the aim of the correction of the resultant deviations from the point that is naturally set.
  • Subjects: Biology
  • Pages: 4
  • Words: 1132

Scientists Convincing Science and Society

According to, there are a number of scientists that were involved in studies with an objective of convincing the society as well as science that the molecule of heredity is DNA.
  • Subjects: Biology
  • Pages: 3
  • Words: 929

Cell Creation. Basic Characteristic of Life

The following paper would outline a process which would allow the researcher to grasp an understanding of the way life is created in order to fulfill all the different functions and operations of a cell.
  • Subjects: Biology
  • Pages: 2
  • Words: 687

Deep-Sea Biology: The Search for a Sea Monster

This case study is about the attempts of Clyde Roper to find the giant squid. This canyon is known to be very deep and runs towards the Kermadec Trench which is also documented to be [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 619

The Evolution Of Cell Types: Evolution of a Menace

Antibiotic resistance The capability of a bacterial species to survive the impact of the administration of chemicals that are designed to induce death is known as antibiotic resistance.
  • Subjects: Biology
  • Pages: 2
  • Words: 618

Concertation of Liver Enzyme Affects How It Works

We elaborate further to state a catalyst as a substance that increases the rate of reaction and is not used up in the reaction, the products of the reaction are different substances of the reactant.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 898

Business Research: Developing a Theoretical Framework

A good example of such constitutive detail is, "role ambiguity is a direct function of the discrepancy between the information available to the worker and that required for satisfactory performance of a role". As well, [...]
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 251

Marketing Research: Qualitative vs. Quantitative Interviewer

A good qualitative research has capability of shaping the questions keeping in view the aptitude of the respondents; on the other hand, a good quantitative researcher bounds the respondents to stay with him until the [...]
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 493

Blood Stem Cell Self-Renewal and Differentiation

One of the distinct cells in the blood or hematopoietic stem cell. Due to this functionality, the blood and skin cells' pose the greatest ability of differentiation and self-renewal.
  • Subjects: Biology
  • Pages: 5
  • Words: 1418

Plant Resource Allocation: Materials and Methods

The nutrients obtained by the plant are used in the growth and development of various plant parts. Thus, plants have mechanisms of regulating the distribution of nutrients and biomass to various parts of the plant.
  • Subjects: Biology
  • Pages: 4
  • Words: 1182

How SCOBY Changes Its Environment: Lab Experiment

The means of SCOBY growth in black tea, green tea, chamomile tea, and distilled water are not significantly different. The means of SCOBY growth in black tea and distilled water are not significantly different.
  • Subjects: Biology
  • Pages: 4
  • Words: 1214

Research Methods in Social Sciences

The strategic random sampling method enhances the holistic representation of all demographic and social aspects of a population in the area of study.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 600

Survey Research and Questionnaires in Criminology

Survey research is the most widely used data collection method in the fields of criminal justice and criminology as it assists researchers and professionals to gather the information that is unique to individuals, such as [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 574

Illegal Immigrants in the US Research Methods

This is deemed the gold standard of probability sampling. This kind of sampling entails selecting every nth member of the sample population based on the sampling interval.
  • Subjects: Scientific Method
  • Pages: 3
  • Words: 901

Genetics and Genomics in Healthcare

The first phase was used to determine the suitability of the survey tool while the main survey led to the collection of the desired data.
  • Subjects: Genetics
  • Pages: 3
  • Words: 934

Male Reproductive System and Anatomical Structures

Male and female reproductive systems have several similarities including the fact that most of the reproductive organs are developed from similar embryonic tissue that make these organs homologous. In male and female reproductive systems, [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 908

Supersonic Rockets and Their Wings Design

The use of the variable-geometry wing technology on the wings of supersonic rockets has the capability of spreading and sweeping sharply in the backward direction to maximize the speed.
  • Subjects: Physics
  • Pages: 2
  • Words: 550

Pinacol Rearrangement and Alcohol Reactions Lab

The purpose of this experiment is to use the researcher's background knowledge on alcohol reactions to explain more complex reactions. The objective of this reorganization is to generate a ketone.
  • Subjects: Chemistry
  • Pages: 8
  • Words: 2200

Research Methods: Construct Validity

The third is the conclusion build-up, which is the answer to the question of whether there is a correlation between the experiment variables or not.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 847

Quantitative vs. Qualitative Research Questions

In order to create a useful quantitative question, the researcher has to know what the aim of the survey is, and what the question is expected to show or support.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 602

Ethics of Debriefing Research Subjects

Debriefing covers the area where the welfare of the subjects and the needs of the research overlap. Other research might be created to show the effects of not debriefing.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 503

Statistics for Social Studies. Pearson Correlation Test

The aim of this essay is to spotlight the data that the Pearson formula can be used for, and how to perform hypothesis testing using the statistical application of Pearson? A statistical hypothesis can be [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 792

Standardized Scores and Probability: T and Z Tests

The Z-test is usually used with standardized testing to determine if the scores of a certain sample of test-takers are inside or outside of the standard performance of test-takers.
  • Subjects: Statistics
  • Pages: 2
  • Words: 438

State of the Art: High-Entropy Alloy

Thus, it can be deduced that the alloys produced until today cannot be viewed as a random dataset due to the limitation of the elements used in their production.
  • Subjects: Physics
  • Pages: 8
  • Words: 2219

Semiconductor Opening Switches

In the second line, the energy is accumulated in the magnetic field of an inductive current-carrying circuit and delivered to a load using an opening switch.
  • Subjects: Physics
  • Pages: 10
  • Words: 2722

Translational Science Model for a Mindfulness Program

In the Doctor of Nursing Practice project, it is necessary to choose a policy or an intervention and demonstrate its impact on the health of the population through various quality improve models and frameworks.
  • Subjects: Formal Sciences
  • Pages: 2
  • Words: 620

Statistics for Nursing Research

5 years shows that the age values of the 10 patients are not skewed towards one end given that the minimum age is 35 years and the maximum age is 86 years.
  • Subjects: Statistics
  • Pages: 2
  • Words: 667

Physics: Aerodynamic Laws

Angle proportion is the essential component while deciding the lift and drag proportion of a wing. The perseverance of a high perspective proportion will be higher than a lower angle proportion.
  • Subjects: Physics
  • Pages: 2
  • Words: 559

Anthropology. The 1901 Map in an Area of Oregon

It was the center of the map and created a solid basis for further developers. Therefore, it is hard to get a clear picture of the possible development of the map.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 551

Bacterial Biofilms and Infections

In this paper, the researcher sees to conduct a review of the literature on the current state of knowledge of the role of bacterial biofilms in medical infections.
  • Subjects: Biology
  • Pages: 13
  • Words: 5039

“It’s All About the Data” by Bentz

The article 'It's all about the data: responding to international chemical, biological, radiological, and nuclear incidents' was written by Bentz, Blumenthal, and Potter, and published in the Bulletin of the Atomic Scientists journal.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 584

Producing Model by Using Root Cause Analysis

In order for a model like this to succeed, it needs to be based on a concept or method that fulfils the research objectives by understanding the underlying causes of the issue of decline as [...]
  • Subjects: Space Studies
  • Pages: 3
  • Words: 762

Acid Extraction by Acid-Base-Coupled Extractants

Acetylsalicylic acid Physical properties Acetylsalicylic acid exists in the form of white crystals with a molecular weight of 180. The figure below shows the structure of acetylsalicylic acid Acetylsalicylic acid is soluble in water with [...]
  • Subjects: Chemistry
  • Pages: 10
  • Words: 3105

Geology and Environmental Science

Time zones are obtained by computing the quotient between the total number of degrees covered either to the east or west of the prime meridian and 15 degree.
  • Subjects: Geology
  • Pages: 6
  • Words: 2094

North Africa/Southwest Asia (NASWA)

Water is the major problem in this region, and this explains why there is high concentration of human population in areas that lie next to water catchments areas.
  • Subjects: Geography
  • Pages: 4
  • Words: 1099

Search for Intelligence: Acquisition of Intelligence

A few scincetist have delved into the uncharted territory that tries to connect intelligences and the occurrences of certain genes. In from studies and careful analysis of the brain, scientists have made certain interesting discoveries.
  • Subjects: Biology
  • Pages: 2
  • Words: 563

Fuels Fat: Energy Balance and Metabolism

A gross rise in the increase of weight has led to serious scientific research and debates to come up with the most efficient way to regulate the human body weight.its worth noting that the main [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 518

The Changing Scientific Discoveries

Ancient astronomers believed that the earth was the center of universe and the sun moved through the sky. The earth is thought to be stationery at the center of universe and the ethereal objects moving [...]
  • Subjects: Astronomy
  • Pages: 10
  • Words: 937

Anthropological Concepts: Key Points

In addition to the universal ranking, there is universal interdependence among the different elements of the chain and this is what holds the elements together.
  • Subjects: Anthropology
  • Pages: 3
  • Words: 1139

Pre-Darwinian Theories and Hominids in Africa

One of them is the one of catastrophism established by the French scientist George Cuvier; this theory suggested the idea that all species that died in the result of some natural phenomena and catastrophes were [...]
  • Subjects: Anthropology
  • Pages: 2
  • Words: 563

Euclea Divinorum: Distribution and Dispersion

The paper will study the dispersion and distribution of the tree and the shrub types of Euclea divinorum. The plot that will be followed in this paper is from the common distribution of the organisms.
  • Subjects: Biology
  • Pages: 3
  • Words: 868

Differences in Everyday Timings for Reaching College

The mode of travel is by car and this data is recorded on a stopwatch which is started when the ignition is turned on of the car. The difference in timings is expected to occur [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 497

Local Talent vs. Expat Talent in UAE Private Sector

Table 2 indicates that cultural factors have a moderate positive correlation with the business sense to employ Emiratis, a very strong positive correlation with the provision of productive job opportunities, and a strong positive correlation [...]
  • Subjects: Statistics
  • Pages: 10
  • Words: 3892

Electrochemical Methods of Analysis

The choice of method is determined by the chemical compound to be analyzed, the time available, the level of accuracy needed and the available time.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 632

Micronutrients During Pregnancy and Lactation

The main purpose of this article is to discuss the role of various micronutrients before and after the birth of the child because much attention has been given only to a few micronutrients such as [...]
  • Subjects: Biology
  • Pages: 8
  • Words: 2255

Concentrator Photovoltaic and Stirling Engine

Creating the environment, in which the transformation of solar power into heat energy becomes a possibility, the device in question should be viewed as one of the means of introducing a policy of sustainable use [...]
  • Subjects: Physics
  • Pages: 8
  • Words: 2173

A Brain Anatomy and the Sexual Orientation

Second, the paper by Byne et al.not only studied the volume of the various interstitial nuclei of the human anterior hypothalamus, but also focused on investigating if the cell number in the various nuclei has [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 617

Using Minitab Descriptive Statistics

It is apparent that Minitab provides a variety of information, including the possible reporting measures of central tendency, the indication of skewness, "tailedness" or the "degree of concentration of frequencies in a given distribution", and [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 589

Laboratory for the Solid Waste, Sediments and Sludge Analysis

The proposed laboratory for the university will be a collaborative space for analysis and research projects whose participants, including students, the community, and third-party environmental researchers seek to analyze solid waste, sediments, and sludge with [...]
  • Subjects: Formal Sciences
  • Pages: 15
  • Words: 4172

Impact of Electromagnetic Fields on Circulation System

In order to see if people are really at risk of having health issues because of ELF MF, the researchers paid attention to the changes in the sample's heart rate, arterial pressure, and skin blood [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 281

Non-Parametric and Parametric Tests

The investigator needs to take into account the specifics of the data that they have and the data that the test is fit for and use appropriate variants that are quite numerous nowadays. A PT [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 655

Standard-Based Assessment Model

However, the standard-based assessment policy for ELA Year 6 is intended to measure progress and growth among learners at different levels. The language barrier presents a challenge for teachers in favor of the standard-based model [...]
  • Subjects: Scientific Method
  • Pages: 3
  • Words: 940

Micrococcus Luteus Detection Experiment

Microbial Physiology, the branch of microbiology responsible for the study of these enzymes, employs a spectrum of tests that detect the known set of enzymes unique to each species of microbe.
  • Subjects: Biology
  • Pages: 2
  • Words: 401

Redox Flow Battery Electrolyte Types

The principle of operation is the same as for water-based electrolytes, though no single popular type can be named due to the ongoing experimentation and innovation in the field.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 567

The Oocytes and the Surrounding Cells of Follicles

In mammals, OSE assists in the dissolution of the follicle apex and all the underneath connective tissue and helps in releasing the matured ovum. The oocytes and the surrounding cells of follicles constitute the fundamental [...]
  • Subjects: Biology
  • Pages: 10
  • Words: 3264

The Use of Methane as a Biofuel

This is mainly based on the fact that it has a consistent composition of chemicals, which gives it better conversion ability to different by-products, including methanol.
  • Subjects: Chemistry
  • Pages: 11
  • Words: 3050

Measuring the Salt Tolerance of Plants

The variety of crops grown and the need for agricultural measures for soil moisture and irrigation depend on the arable land belonging to a particular category.
  • Subjects: Biology
  • Pages: 8
  • Words: 2504

Artemis Accords Provisions: National and International

This paper is aimed at comparing the Artemis Accords Provisions on space resources with national laws of the USA and the UAE and the deconfliction implications of the Outer Space Treaty.
  • Subjects: Space Studies
  • Pages: 6
  • Words: 1637

Microbiology and Its Role in Healthcare

Microbiology, as a broad scientific field, entails an array of concepts and issues that are of pivotal relevance to health care as a whole and the science of pathophysiology, in particular.
  • Subjects: Biology
  • Pages: 1
  • Words: 296

How Glacier Mass and Mass Balance Are Linked

The entire process requires such inputs as rain, snow, and hail to help promote the accumulation and output, such as erosion, percolation, and melting of the ice to assist in the reduction of the ice.
  • Subjects: Geography
  • Pages: 1
  • Words: 338

Infrared Imaging Sensors in Astronomy

However, further developments have been made by the National Aeronautics and Space Administration leading to the development of unique sensors and detectors for application in wide astronomical scopes.
  • Subjects: Astronomy
  • Pages: 5
  • Words: 1406

The Museum in the Asir Region: Design Concept

Qualitative research strategy also includes a phenomenological inquiry, since questions from the interview are intended to elucidate the phenomenological features of the rich history and culture of the region.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 917

HPW-Based Systems: Qualitative and Quantitative Analysis

By performing an intricate qualitative examination of the essential effects of an HPW-based system in the non-for-profit organization's setting, the authors manage to conclude whether the specified type of managing the output delivered by staff [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 565

Emotional Intelligence: Research and Rationale

The authors study the effect that altruistic behavior has on the relationship between emotional intelligence and subjective well-being, which is usually explored in an isolated context.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 665

Literacy and Numeracy in the Geography Subject Area

In the given sample, the student, Pat, demonstrates the basic understanding of the topic, and her skills seem to be poor. The presented sequence of lessons is designed to improve students' numeracy and literacy skills [...]
  • Subjects: Geography
  • Pages: 7
  • Words: 1996

The Sample of Sports Education Teachers

In the current study, the sample of teachers focusing on sports education and working in the university setting. The issue of gatekeeping plays an important role in the study because it is expected that leaders [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 642

Perception of Spoken and Written Language

The cochlea is a spiral fluid filled structure and it propagates the vibrations from the fluid to the nerve impulses that direct them to the brain via the auditory nerve which is a collection of [...]
  • Subjects: Biology
  • Pages: 4
  • Words: 1243

Importance of Deoxyribonucleic Acid

The history of the discovery of DNA dates back to 1865 when Gregory Mendel used theories of heredity in analyzing the genetic profiles of pea plants.
  • Subjects: Biology
  • Pages: 3
  • Words: 1343

Microbial Fuels: Biofuel Ethanol From Alginate

This is because they are reported to contribute to "biofuel carbon debt" which is obtained by converting Grasslands or savannas, peatlands, and rainforests, to generate food crop-based biofuels in countries like United States and Southeast [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 634

Metal-Containing Silver Nanoparticle

The changes which occur in microscopic material are determined by several factors, including the nature of surface of the particle and the environmental compositions under which the particle is put in.
  • Subjects: Physics
  • Pages: 2
  • Words: 614

Climate Change and Threat to Animals

In the coming years, the increase in the global temperatures will make many living populations less able to adapt to the emergent conditions or to migrate to other regions that are suitable for their survival.
  • Subjects: Biology
  • Pages: 2
  • Words: 573

Runaway Photosynthesis and Its Effects on Life in the Universe

According to extant literature, runaway photosynthesis describes a scenario in which the machinery of photosynthesis could be adversely affected by shifts in the environment, leading to the crumbling of all ecosystems that depend on it [...]
  • Subjects: Space Studies
  • Pages: 2
  • Words: 623

Decaffeinated Coffee Is Not Caffeine-Free

This is what triggered the research fronted by the Professor to determine the degree of caffeine in decaffeinated coffee brands, in the market.
  • Subjects: Chemistry
  • Pages: 5
  • Words: 1405

The Role of Polyvinyl Analysis

Vitally, since this reaction is exothermic, it is necessary that cooling of the vessel is done in the due course to keep the temperatures low.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 645

Strontium in Bone Analysis

Numerous studies reveal that the rate of uptake and elimination of radionuclides is greatly influenced by the age of the subject.
  • Subjects: Biology
  • Pages: 2
  • Words: 570

Measuring Rotational Torque Sensor

The objective of this paper was on one part to look on the basics of torque measurements, and on the other part to analyze how the latest generation of a digital telemetry works.
  • Subjects: Physics
  • Pages: 7
  • Words: 2161

Phylogeny of Papaver Somniferum

The research performed by Kadereit and Claudia made a combination of ontogenetic and phylogenic strategies to distinguish the plants of Papaver genus.
  • Subjects: Biology
  • Pages: 6
  • Words: 1711

Anthophyta. Plant Analysis

The modification that happens on the leaves of the pea plant helps it to twine itself around other plants and gain support.
  • Subjects: Biology
  • Pages: 2
  • Words: 567

Caffeic Acid Phenethyl Ester Overview

Anti-oxidative properties of CAPE: These properties in CAPE were illustrated as early as 1993. Anti-inflammatory and chemo-preventive properties of CAPE: As early as 1993, studies showed the inhibition property of CAPE on 5-lipoxygenase.
  • Subjects: Chemistry
  • Pages: 6
  • Words: 1776

Organ System and Evolution

The resistant bacteria can survive and continue to multiply even in the presence of the antibiotics that were once used to eradicate them.
  • Subjects: Evolution of Humans
  • Pages: 2
  • Words: 380

Atherosclerosis: St. Louis Cardinal’s Death

The function of the arteries is to carry oxygenated blood from the heart to other parts of the body, while the function of the veins is to transport deoxygenated blood from other organs to the [...]
  • Subjects: Biology
  • Pages: 2
  • Words: 563

Aspects of Thin-Layer Chromatography

TLC is a form of liquid-solid chromatography where the sample is applied as a streak or a tiny spot on the stationary phase.
  • Subjects: Chemistry
  • Pages: 3
  • Words: 909

Plant Variety Protection Analysis

Due to the existence of the law on the protection of plant varieties, the world has a stable supply of food.
  • Subjects: Agriculture
  • Pages: 13
  • Words: 3821

Narrative Inquiry in Health Research

The narrative inquiry focused on experience and Clandinin and Connelly observe that "Humans are storytelling organisms who, individually and collectively, lead storied lives, and the study of narrative is the study of the ways humans [...]
  • Subjects: Scientific Method
  • Pages: 10
  • Words: 3032

Water Fluoridation Plant Analysis

On the other hand, the flow meter provides the rates of water flow to the dosing facility, which interprets the amount of fluoride needed in the water.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 636

Research and Report on Hormone Use in US Meats

On the basis of these low residues, the FDA has approved the use of these hormones in meat production. It is because of these concerns that the EU has banned the use of hormones.
  • Subjects: Agriculture
  • Pages: 6
  • Words: 1701

Difference Between a Benign Tumor and a Malignant Tumor

Benign tumors are the swellings that grow but do not extend to other sections of the body, meaning that, if they grow on one spot, they remain there. Benign tumors rarely lead to death unless [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 199