Sciences Essay Examples and Topics. Page 13

4,974 samples

Mathematical Explorations: Quantitative Reasoning

Given the problem at hand has a theoretical backup, we intend to use the data provided in Table 1, copied to Spreadsheet, to establish the relationship between education expenditure per student and graduation rates in [...]
  • Subjects: Math
  • Pages: 2
  • Words: 569

The Fragility of Haiti and Myanmar

In addition to these problems, the nation is one of the poorest in the world and is struggling economically. The study topic is as follows: What variables contribute to the difference between Haiti and Myanmar [...]
  • Subjects: Countries Studies
  • Pages: 7
  • Words: 1926

Evolutionary Foundations: “Your Inner Monkey” Film

The film clearly summarizes the theory of human progression by tracking the evolution of the human brain from its humble beginnings as a protrusion on a nerve cord, through the three lobes of the shark's [...]
  • Subjects: Evolution of Humans
  • Pages: 1
  • Words: 341

Do Aliens and UFOs Exist?

Trustworthy agencies and individuals that have access to the most current data from space research either do not deny the idea of extraterrestrial life or claim that aliens are real in a non-ambiguous manner.
  • Subjects: Formal Sciences
  • Pages: 2
  • Words: 586

Spectrophotometers: Invention and Development

Jensen explains that spectrophotometers can be used to make measurements where previous methods were unable to, like measuring the amount of light absorbed by a substance at different wavelengths.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 626

The Jamestown Ruins as an Archaeological Site

As they talked, they were surrounded by evidence of the first permanent British colony in America, up to the partial reconstruction of the remains of the first church building built on the site where Pocahontas [...]
  • Subjects: Archeology
  • Pages: 2
  • Words: 765

Jamestown as an Archaeological Site

The Jamestown rediscovery project began in 1994, intending to uncover the original site of the James Fort, presumed to have been lost due to the river's erosion.
  • Subjects: Archeology
  • Pages: 7
  • Words: 1926

The Genomics of Adaptation in Birds by Campagna & Toews

076 Date of the Article: October 24, 2022 In the article The Genomics of adaptation in birds by Leonardo Campagna and David Toews, the authors consider peculiarities of natural selection and the evolution of birds [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 361

The Level of Evidence of a Scientific Article

It is not a secret that the level of evidence of a scientific article is one of the indicators of the reliability of a work in terms of ranking a research article and evaluating its [...]
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 336

Space Exploration: Attitude & Recent Breakthrough

It created the basis for the development of natural science and technologies. Moreover, from the social perspective, overcoming the challenges of surviving in space requires cooperation and the development of communities.
  • Subjects: Space Studies
  • Pages: 1
  • Words: 293

Leonardo da Vinci: The Outstanding Inventor

A razor-sharp mind can be a nation's best defense mechanism, which is why it is no coincidence that Da Vinci worked in the military field to find ways to increase the chances of success in [...]
  • Subjects: Formal Sciences
  • Pages: 2
  • Words: 595

Water Contamination Issue in Medical Anthropology

The role of water is so important that any economic or political disturbance can result in the worsening health problems of the population. The most recent and evident example of the failure in disease management [...]
  • Subjects: Anthropology
  • Pages: 3
  • Words: 829

Statistical Hypothesis Testing and Types of Errors

An error of the first kind is that the correct hypothesis will be rejected. In particular, the first kind of error probability is a power function calculated under the null hypothesis.
  • Subjects: Statistics
  • Pages: 1
  • Words: 380

Streptococcus Pyogenes Overview

Streptococcus pyogenes, a beta-hemolytic bacteria, is officially a member of the Streptococcaceae family, which is regarded as the most harmful member of the entire genus due to the vast range of illnesses associated with it.
  • Subjects: Biology
  • Pages: 3
  • Words: 925

Theories in Magnetic Resonance Imaging

It is also important to exalt or minimize their presence in the acquired images using knowledge of the type and extent of their susceptibility.
  • Subjects: Physics
  • Pages: 1
  • Words: 273

Discussion: Human Genome Sequencing

Genome sequencing is the art of establishing DNA patterns or the order of DNA nucleotides, or bases, in a genome in an organism at a given time. The goal of the Human Genome Project was [...]
  • Subjects: Genetics
  • Pages: 3
  • Words: 864

Introduction to Health Statistics

The mean is computed by adding all the numbers and dividing the sum by the total number of numbers in this specific data set, which is 5[/5]. 6 The sum of the squares of the [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 577

Statistics: “The Median Isn’t the Message” by Gould

The central tendency fails to account for a distribution skew and variations in generalized circumstances, such as treatment, which is why looking into variations can be a better source of information.
  • Subjects: Statistics
  • Pages: 1
  • Words: 317

Mathematics: Problem-Solving Tasks

As for the area of the figure, only the first three students managed to complete the task, while Participant 4 did not find the area, and Participant 5 arrived at the wrong answer.
  • Subjects: Math
  • Pages: 3
  • Words: 952

Working with Concrete During Hot Weather

The purpose of this paper is to outline the expected effects of heat on concrete, discuss the essence of hot weather concreting, and then list and explain special techniques for creating the mix design to [...]
  • Subjects: Physics
  • Pages: 3
  • Words: 861

Education and Professional Choice Correlation

These two variables were selected to perform a Pearson Correlation test and a Bivariate Regression test to examine the relationship between the two variables in the data set The bivariate Pearson correlation test examines the [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 629

Disorders of Thyroid Gland vs. Normal Structure

The hypothalamus in the brain produces the Thyroid stimulating hormone, which alerts the pituitary gland to inform the thyroid gland to increase or reduce the production of Thyroxine and Triiodothyronine by decreasing or increasing the [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 318

Menopause and Associated Anatomical Changes

Menopause is characterized by a reduction in the production of certain hormones, such as estrogen and progesterone, which affect the anatomical structure of organs such as the uterus and ovaries.
  • Subjects: Biology
  • Pages: 1
  • Words: 328

“Good Looks and Good Practice” Article by Yates et al.

It seems rational to state that the authors follow the quantitative research design in the chosen article, "Good Looks and good practice: the attitudes of career practitioners to Attractiveness and Appearance".
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 279

Statistics of Substance Abuse Among College Students

Descriptive statistics were employed in the study to examine the data and spot trends in substance abuse among college students. Descriptive statistics were employed in the study to examine the data and spot trends in [...]
  • Subjects: Statistics
  • Pages: 1
  • Words: 399

Trinidad and Tobago’s Sustainability Analysis

The study primarily focuses on providing an analytical review of the literature on the sustainability of Trinidad and Tobago and its compliance with contemporary notions of human rights, ethics, and business culture.
  • Subjects: Geography
  • Pages: 3
  • Words: 855

Evolutionism: Are Humans Animals?

The above provisions are claimed to be credible by other scientists as they not only find the confirmation of Darwin's standpoint in research but add to the knowledge in this field.
  • Subjects: Evolution of Humans
  • Pages: 1
  • Words: 290

Cognitive Neuroscience: Methods and Studies

In conclusion, it is vital to highlight the essential role of cognitive neuroscience methods and discoveries in changing the understanding of human brain function.
  • Subjects: Biology
  • Pages: 1
  • Words: 325

Metabolic Responses to Exercise

Recent discoveries bring up new insights on the processes by which muscles connect with other organs and modulate the positive effects of physical exertion due to the application of molecular approaches to the biology of [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 291

On-Campus Food Services: Part-Time and Full-Time Students

Full-time and part-time staff and students are expected to react differently to the food truck business, warranting the use of stratified random sampling for equal representation in the test sample.
  • Subjects: Scientific Method
  • Pages: 4
  • Words: 800

Summary of “The Omnivore’s Dilemma” by Pollan

People, as omnivores, have a wide array of eating options. Pollan analyzes the ecological and animal well-being impacts of various dietary choices in his 2006 book “The Omnivore’s Dilemma.” For example, the first chapter is titled “One Farmer, 129 Eaters,” in which George Naylor and his family have a farm in Iowa bought by his […]
  • Subjects: Agriculture
  • Pages: 2
  • Words: 679

Extraction Process in Chemistry

From the point of view of the goals of the experiment, which consisted of the extraction of a substance from one phase of the solvent by another solvent, these two reactions do not make a [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 656

The Difference Between the Temperature Scales

As primarily seen in Table 1, an increase in the temperature of the water in the bath resulted in an increase in the pressure in the closed vessel, which means that the increase in temperature [...]
  • Subjects: Physics
  • Pages: 2
  • Words: 708

The SpICP-MS Approach: Paraphrasing

The spICP-MS is a highly-potent methodology for metallic NP characterization regardless of the constraints and aspects for improving the process includes.
  • Subjects: Math
  • Pages: 1
  • Words: 132

Titration of Acids: Standardizing Sodium Hydroxide

This procedure is also performed in this reaction, where a sodium hydroxide solution with the specified characteristics was used as the titrant and potassium hydrogen phthalate was used as the test solution; three tests in [...]
  • Subjects: Chemistry
  • Pages: 2
  • Words: 500

Rebels, Death Squads and the US Power in Guatemala

The history of Guatemala's border disputes is one of a long string of political, economic, and social upheavals. The three branches of government help to keep balance and stay in power with the people in [...]
  • Subjects: Countries Studies
  • Pages: 3
  • Words: 767

Hypothesis Testing and Confidence Interval

I find it very helpful for Legaspi to blur out that the null hypothesis is the known facts and provides a basis for research to disapprove of its status quo.
  • Subjects: Statistics
  • Pages: 1
  • Words: 404

The Human Body as a Site of Active Conflict

The paramount, major conclusion is that the hypothesis that the simulation of pre-industrial conditions associated with nutrition, fasting, and physical activity can stimulate insulin sensitivity and improve metabolism is true.
  • Subjects: Biology
  • Pages: 1
  • Words: 282

An Ideal Gas Law Explanatory Lab

This paper considers the model of an ideal gas and its implementation on the example of an experiment on changing the volume of a gas cylinder and the corresponding dynamics of temperature and pressure.
  • Subjects: Physics
  • Pages: 2
  • Words: 539

The Research Questions Comparison

A researcher can formulate a null and alternate hypothesis through a question and establish whether to reject the null hypothesis using the scientific method.
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 674

Control Charts in Statistical Research

When the data from the control graphs depict that the process is under control, it reveals doubt that it is in a stable condition using variations that originate from other sources conversant with the method.
  • Subjects: Statistics
  • Pages: 2
  • Words: 593

Statistical Thinking and Research

The main concepts of the article are the description of the statistical method and the variables that affect the final results.
  • Subjects: Statistics
  • Pages: 3
  • Words: 836

Data Analysis Using Intellectus Statistics

The most frequently observed category of Q14 was 2, Q18 was 2, Q15 was 2, Q17 was 2, Q16 was 2, Q19 was 2, Q20 was 2, Q21 was 2, Q22 was 2 and Q23 [...]
  • Subjects: Statistics
  • Pages: 3
  • Words: 923

Operant and Respondent Conditioning

In respondent conditioning, the stimulus-response dynamic is unidirectional: the US, often not controlled by the organism, elicits a response, but the organism cannot produce a subsequent stimulus since responding does not affect the presentation of [...]
  • Subjects: Biology
  • Pages: 3
  • Words: 953

My Home: Pittsburgh, Pennsylvania

The city is located at the confluence of the Allegheny and Monongahela Rivers, which join at the tip of the "Golden Triangle" to form the Ohio River.
  • Subjects: Geography
  • Pages: 3
  • Words: 857

Articulation Principle in Solving Algebra Problems

The effective method to be applied is articulation which the students are expected to learn in the summer holiday. Elements in the book, such as results and discussion that provided the textual evidence, supported the [...]
  • Subjects: Math
  • Pages: 2
  • Words: 623

Japan’s Economy Success Factors

The Prime Minister of Japan is in charge of most of the government. Japan's economy is one of the biggest and fastest in the world.
  • Subjects: Countries Studies
  • Pages: 1
  • Words: 296

Yersinia Pestis: Mechanism of Streptomycin Resistance

This experiment makes a significant contribution to the study of the problem of resistance of the bacterium responsible for the occurrence of plague, investing in the development of a more effective method of treatment.
  • Subjects: Biology
  • Pages: 5
  • Words: 303

Using Mathematics in Trading Metrics

Strictly speaking, to get the derivative for a function, such as a time series, one needs to study the limit of the increment of that function to the increment of time, as shown in the [...]
  • Subjects: Math
  • Pages: 2
  • Words: 765

Qualitative Data Coding: The Main Steps

As for the former, Ravitch and Carl mentions that prior to the actual coding, the researcher should become familiar with the data.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 389

Math: A Differential Calculus Lesson Analysis

The selected lesson to complete the course activities and the final project is an introduction to calculus. In the wake of technological advancement, climate variation, and the adoption of automation, differential calculus can be employed [...]
  • Subjects: Math
  • Pages: 3
  • Words: 934

What Causes Molecules to Absorb Light

The arrangement of the tubes in this order was compared with the corresponding arrangement in the peers in order to check the literacy of the color ranking and to identify the ligands without errors qualitatively.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 631

Infrared Spectroscopy in Aqueous Solutions

As is known, each band on such a spectrum corresponds to an individual covalent bonding vibration; therefore, the study of the spectrum allows one to determine the nature of the substance under study almost unmistakably.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 608

Anthropological Reflection on Witchcraft

According to the article, the practice of spirituality is associated with poverty and ignorance in the Dogondoutchi region, while Islam corresponds to power and respect.
  • Subjects: Anthropology
  • Pages: 2
  • Words: 614

“Pécis: Sociobiology” by C. Nickerson

The article has the following ideas that explore the essence of sociobiology. Of particular interest is the issue of gender inequality that arises from the field of sociobiology.
  • Subjects: Biology
  • Pages: 1
  • Words: 280

Nuclear Industry Career Analysis

Due to the complexity of the mathematics and theoretical work involved in nuclear engineering, it is a somewhat challenging field to master.
  • Subjects: Physics
  • Pages: 15
  • Words: 4186

Experimentation in Inheritance and Genetics

Eventually, a solution to the problem of development not referring to the cytoplasm was reached. In this regard, it is evident that experimentation plays a central part in the history of inheritance and genetics.
  • Subjects: Genetics
  • Pages: 2
  • Words: 406

Winogradsky’s Contribution to Biology

In the 1920s and 1930s, he was educated in Russia to investigate nature as a superorganism composed of circulating energy, matter, and life.
  • Subjects: Biology
  • Pages: 2
  • Words: 491

The Peruvian Ruins Mathematically-Based Visual Model

Based on the result of the investigation, the geometrical model looks to be an accurate representation of the real world. It is necessary to estimate the disparity and directionality of interaction fluxes.
  • Subjects: Archeology
  • Pages: 2
  • Words: 668

Multiple Regression: A Regression Analysis

H1: The age of the respondent has a significant influence on the respondents' trust in the ruling party. Additional factors that affect trust in the ruling party should be included in the analysis to increase [...]
  • Subjects: Statistics
  • Pages: 6
  • Words: 1166

Breast Cancer as a Genetic Red Flag

It is important to note that the genetic red flags in Figure 1 depicted above include heart disease, hypertension, and breast cancer.
  • Subjects: Genetics
  • Pages: 3
  • Words: 587

The Elasticity Experiment in Physics

The difference between the initial and final values of the position of the lower end of the spring corresponds to the vertical displacement, that is, it shows how much the given weight was able to [...]
  • Subjects: Physics
  • Pages: 2
  • Words: 782

The Nature of DNA Structure Discovery

Thus, scientists should expand the idea about the nature of discovery without relying only on insight or results, acknowledging Franklin as a discoverer of DNA structure. It is time to reconsider the nature of discovery [...]
  • Subjects: Biology
  • Pages: 1
  • Words: 351

Scientific Method and Its Historical Background

It is possible to see the basic principles of the scientific method described in the works of Antique philosophers, including Anaximander, who began using models and maps to illustrate the elements of the physical world, [...]
  • Subjects: Scientific Method
  • Pages: 3
  • Words: 875

Study Reliability & Validity and Their Importance

Reliability is related to the consistency of the study's results, while validity characterizes the accuracy of the results obtained. If the indicators are reliable, the researcher will get the same results by conducting the test [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 549

Densities: The Physical Meaning

Specific gravity should be called the ratio of the density of a body to the density of the liquid in which that body is immersed.
  • Subjects: Physics
  • Pages: 2
  • Words: 739

The Use of Multivariate Analysis of Variance

With the use of the new approach for analyzing other data aspects is included in the study's final results, apart from focusing on the study's objectives, researchers can discover more through analyzing data by the [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 569

The Analysis of Covariance (ANCOVA) in Statistics

The analysis of covariance is a statistical method in research studies utilized in determining the effect of the independent variable on the dependent variable while eliminating the impact of covariate factors.
  • Subjects: Statistics
  • Pages: 2
  • Words: 572

Biology Kingdom: Fungi, Plantae and Animalia

Rhizopus stolonifera is commonly known as black bread mold, it is one of the most frequently occurring fungi in the world, more often found in tropical and subtropical regions.
  • Subjects: Biology
  • Pages: 1
  • Words: 344

Energy Balance and Expenditure

Energy density, which is typically expressed as the number of calories in a gram, is the quantity of energy or calories in a specific weight of food.
  • Subjects: Biology
  • Pages: 1
  • Words: 304

Verifying Distributive Law and DeMorgan’s Law

The main goal of this lab investigation was to use practical logic circuits to validate DeMorgan's law and the Distributive Law and learn about CMOS devices' characteristics.
  • Subjects: Physics
  • Pages: 2
  • Words: 582

T. Dobzhansky’s Input to Synthesis in Genetics

One of the chapters titled "Dobzhansky, Waddington, and Schmalhausen: Embryology and the Modern Synthesis" discusses his views on the evolutionary theories of Schmalhausen and Waddington.
  • Subjects: Genetics
  • Pages: 1
  • Words: 358

The Delta Max Paper Airplane Performance Experiment

This study aims to propose an experiment in which the performance of the Delta Max paper airplane is compared to other paper airplane models in the context of the range and duration of the flight.
  • Subjects: Statistics
  • Pages: 3
  • Words: 1080

Research Design and Scientific Method Analysis

The different sections of a research article are created to provide a structure that one may utilize routinely to make the projects easier and to assist you in adhering to the correct scientific technique.
  • Subjects: Scientific Method
  • Pages: 1
  • Words: 419

Natural Science: Tunable Emerald Laser

The emerald laser is a solid-state tunable laser that emulsifies fat in the tissue under the skin. The primary role of the emerald laser is in low-level laser therapy.
  • Subjects: Chemistry
  • Pages: 2
  • Words: 597

Repeated Measures of Analysis of Variance (ANOVA)

ANOVA is the short-form form for Analysis of Variance, the repeated ANOVA is one of the members of the ANOVA family, it compares the mean of one or more variables taken from a set of [...]
  • Subjects: Statistics
  • Pages: 2
  • Words: 602

Aspects of Lactic Acid Bacteria in Wine

Virdis et al.argue that they are frequently the result of yeast and microbial metabolism and are changed and generated in wine throughout the fermentation.
  • Subjects: Biology
  • Pages: 2
  • Words: 595

Aspects of Pulp Quality Analysis

The research question to be answered is "What are the best predictors for the pulp quality?" The Kappa number indirectly characterizes the content of residual lignin in a fibrous semi-finished product.
  • Subjects: Chemistry
  • Pages: 4
  • Words: 1182

The “Elementary Statistics” Book by Larson and Farber

Further, Chapter 3 focuses on probability and covers the following topics: basic probability and counting concepts, conditional probability, the Multiplication Rule and the Addition Rule, and some other topics related to counting and probability.
  • Subjects: Statistics
  • Pages: 3
  • Words: 900

Determination of Enzyme Denaturation

For the tyrosinase study, the control variable for the oxygen content of the reaction was used; it may vary, but it is generally the same.
  • Subjects: Chemistry
  • Pages: 1
  • Words: 377

Conducting Research and Teams Role

Richard Hackman, developing and writing research in a team is not the most effective way of writing it. In order to prove the hypothesis of this report, comparative research can be designed, where the same [...]
  • Subjects: Scientific Method
  • Pages: 2
  • Words: 392

Dry Ice Usage Aspects Analysis

It is necessary to explore in more detail exactly in which cases dry ice is used, what are the alternatives and why this method is extremely dangerous when interacting with concrete.
  • Subjects: Chemistry
  • Pages: 8
  • Words: 2319

Studying Nature: Alexander von Humboldt

The reports of his journeys and explorations have contributed significantly to the development of modern earth sciences. One of the most notable and significant works of Humboldt is the Essay on Geography of Plants.
  • Subjects: Geography
  • Pages: 2
  • Words: 630