Science Essays Examples For College & High School Students in PDF

14278 total results

A Look at Graves Disease in Histotechology (442 words, 1 pages)

Graves Disease in HistotechnologyHistological techniques have been widely used to accurately characterize various diseases throughout the life sciences. Many infections and diseases are challenging to diagnose based upon pure symptomatic analysis, since symptoms often mimic or are similar to other diseases, and often cannot be distinguished between different stages of ... Read More

The Importance of Bacteria in Molecular Genetics (444 words, 1 pages)

Bacteria in Molecular GeneticsIn molecular genetics today, there are a variety of techniques used to classify and identify bacterial species that would cause many infectious diseases. Bacterial morphology, structure, gram staining and colony sizes are all many different ways that can easily distinguish different bacteria groups from each other. Gram ... Read More

Finding the Mass of an Unknown Object Using Its Inertia (481 words, 4 pages)

Purpose To find the mass of an Unknown mass using it as inertia and as agravitational mass and knowing other masses.Method 1. Clamp the inertia balance with a c-clamp to a well braced station. 2. Gather a stopwatch, an unknown mass, and six one hundred gram weights. 3. Load the ... Read More

Science Lab to Determine the Rise in Boiling Point of Water When Adding Sodium Chloride and Calcium Sulfate (636 words, 5 pages)

Purpose The purpose of this lab was to see the rise in boiling point of water when adding NaCl and Caso4 to water until saturated. We used a thermometer to measure the temperature of the course of time and compared it to the normal boiling point of water. The effect ... Read More

The Calculation of Various Metals’ Heat Using Calorimetry (424 words, 2 pages)

Experiment title and date performed Specific Heat of Metals, performed on2282010Purpose The purpose of the experiment is to calculate the specific heat ofvarious metals using calorimetry. The technique used to acquire data was toboil a piece of metal in a test tube which is placed in the boiling bath.Then wait ... Read More

A Lab Experiment to Observe the Idea Gas Content “R” in Action (442 words, 3 pages)

Purpose of ExperimentThe purpose of this lab is to observe the ideal gas constant R in action. We will be reacting magnesium with acid to create hydrogen gas and observe the volume and pressure of the gas. We can find R using formulas.Experimental ProcedureWe used a 10 ml graduated cylinder. ... Read More

The Determination of the Heat of Neutralization Between Sodium Hydrochloride and Hydrochloric Acid (501 words, 3 pages)

Purpose The purpose of this experiment was to determine the heat ofneutralization for the reaction between sodium hydroxide (NaOH) andhydrochloric acid (HCL). The technique used to find the heat ofneutralization was to perform at least two trials, in which one acquiresboth the original temperature of the separate liquids, but also ... Read More

Progress in Technology and Science (984 words, 3 pages)

As a race, humans strive the find the next big breakthrough in science. We spend millions of dollars and devote countless hours to the study of how things are and how we can make them better. However, the famous physicist Richard Feynman believes that learning is never-ending and we will ... Read More

Boiling Point Elevation of Distilled Water (425 words, 2 pages)

Experiment title Boiling Point ElevationDate performed 212010Purpose To find out if an increase of Sodium Chloride will cause an increase to the boiling point elevation of distilled water. The technique used to find this out was dissolving various amounts of Nacl in distilled water, placing it on a hot pad, ... Read More

Ethics and Morals in Chemistry (944 words, 4 pages)

Ethics and Morals in ChemistryScience and ethics are an inseparable pair as advances are made. Questions arise as to whether what is being done by science is justifiable and better for humanity. Much of science boils down to just because you can, doesnt mean you should. A phrase commonly used ... Read More

The Effects of Magnesium Chloride on the Growth of Barley Seeds over One Week (987 words, 4 pages)

The Effects of MgCl2 on the Growth of Barley Seeds over One WeekAbstractThe purpose of this experiment is to test the process of barley seed germination in respect to the seeds exposure to water and magnesium chloride. The control group was tested under exposure to water, and the experimental group ... Read More

An Analysis of a Laboratory Esterification Experiment on Salicylic Acid (816 words, 5 pages)

EsterificationThe purpose of this experiment was to take a sample of salicylic acid and place it through a reaction to form methyl salicylate. This reaction was accomplished by reacting the salicylic acid with methanol. Due to waters high boiling point rendering distillation an unfavorable way to remove the water from ... Read More

A Scientific Analysis of Pinacol Rearrangement Experiment (543 words, 4 pages)

Pinacol RearrangementThe purpose of this experiment was to place a sample of pinacol through conditions that produce a rearrangement of within its structure, producing pinacolone. This was accomplished by distillation using sulfuric acid and heat. The pinacolone was tested and confirmed by running an IR on the product. This experiment ... Read More

An Analysis of the Positive and Negative Impacts of Animal Cloning (716 words, 4 pages)

The development of animal cloning technology in the late twentieth century raised great hopes as well as fears about its possible applications and precipitated debates about its ethical ramifications. According to Gallup poll, about 66 of Americans are against animal cloning because of moral issues. In fact, People have been ... Read More

Is There a Possibility That Life Can Exist On Planets and Moons Within Our Solar System? (3889 words, 18 pages)

Aim This investigation is to find out whether life could exist on planetsmoons specifically Mars, Jupiter and Titan, talk about the few extremophiles that have potential of surviving on other planets and moons and about Mars, Jupiter and Titan, talk about how important life not from earth is and how ... Read More

Galileo Galilei’s Views on Scripture Versus Science (653 words, 2 pages)

Galileos Views on Scripture Versus ScienceGalileo Galilei was a 17th century scientist who made discoveries in the fields of physics, mathematics, and astronomy. Much of his work was built on that of previous scientists, such as Copernicus discovery of the heliocentric universe. These views conflicted with those of the powerful ... Read More

Understanding the Life Cycle of a Star (593 words, 2 pages)

Life Cycle of a StarJust like humans, stars have a life cycle they go through even though they arent real living organisms. Similar to human beings, every star is born and dies. Every star is born in a nebula just like a human baby is born from a female, and ... Read More

The Influx of Technology in Every Aspects of Our Lives (502 words, 2 pages)

Innovation is the very essence of mankind. Through a scope of general Engineering, innovation in this field has been the most beneficial to society. It has drastically influenced the way we interpret the world, the way we create new technologies to make the world a better place, and the way ... Read More

An Investigation of Acceleration Due to Gravity (436 words, 3 pages)

(redacted)9282015Investigating the acceleration due to gravityThe relationship between position and timePurpose The aim of this experiment is to investigate the acceleration due to gravity by finding and using the relationship, if any, between position and time.Variables The independent variable is the position of the objectThe dependent variable is the time ... Read More

Describing Gravity Light and How It Works (1083 words, 4 pages)

Gravity LightAn unfortunate circumstance of the world we live in today is that while many of us enjoy the luxuries of having a light by which to operate at night, many do not. In Cambodia alone, an estimated 12 million people, 80 of the countrys total populace, live without power ... Read More

Determination of the Correction Between the Efficiency of Photovoltaic Systems and Their Temperatures (3231 words, 14 pages)

AbstractThe purpose of this research was to determine if a correlation exists between the efficiency of photovoltaic systems and the temperature of these systems and, if so, the strength of this correlation. A solar panel was cooled and then introduced into a controlled environment where it was slowly heated while ... Read More

The Dependence of Frisbee Trajectory on Roll of Launch (974 words, 4 pages)

Names (redacted)Title Dependence of Frisbee Trajectory on Roll of LaunchPurpose To determine the relation between the trajectory of a Frisbee, its time of flight, and the roll of its launch.Hypothesis The Frisbee will fly further, demonstrating a larger time of flight as such, and deviate less from a flight path ... Read More

An Analysis of Kathleen Baumback’s The Aerodynamics of Frisbee Flight (1478 words, 3 pages)

Baumback, Kathleen. "The Aerodynamics of Frisbee Flight." (2010) 1-16. 1 Nov. 2010. Web. 10 Apr. 2016.Quickly notes that lift is not due to the rotation of the disc. The rotation introduces gyroscopic stability. The two primary forces acting on the disc is a lift force and a drag force. Due ... Read More

An Analysis of the Properties of Waves and Sound (436 words, 3 pages)

(redacted)Partners (redacted)2816Properties of Waves and SoundPurpose To determine the mass density of a string based on the tension on the string versus the speed of the standing waves produced by vibrating it at a constant frequency.Method See lab manualDataProperties of a 13E-5Kg String Vibrating at 120Hz Under Different TensionsMass (Kg)Tension ... Read More

The Determination of Electrical Resistance of Various Items Attached to a Power Supply (295 words, 2 pages)

2282016Ohms LawPurpose To determine the electrical resistances of various items attached to a power supply.Method See httpphysics.randolphcollege.edulab106116labohmslawlabindex.htmDataMeasurements of a Current Passing through an Element of a CircuitFrom SupplyBulbCapacitorResistorVolts642642642Amps0.460.370.260.010.010.010.070.050.03Read by MeterVolts5.93.891.9641.95.93.91.9Amps ()4.33.42.40000.50.30.2Resistance (K)0.130.1591.130.1290.1571.130.1290.1571.14Results The resistances of a light bulb with 6, 4, and 2 volts flowing through it are 0.1, 0.2, ... Read More

An Experiment to Measure the Momentum and Kinetic Energy of a System of Carts (538 words, 3 pages)

Names (redacted)Date 112315Title Conservation pEPurpose To measure the momentum and kinetic energy of a system of carts on an air-track prior to and after both elastic and inelastic collisions.Apparatus Schematics and Method See lab manualDataInelastic CollisionTrial12345Mass of Carts (Kg)Vi (ms)0.74785690.65786510.7026020.7070710.626777Initial0.175Vf (ms)0.30100790.26435130.2897150.2818010.264263Target0.18Pi (Kgms)0.1308740.1151260.1229550.1237370.109686Pf (Kgms)0.1068580.0938450.1028490.1000390.093813KEi (J)0.04893790.03786880.0431940.0437460.034374KEf (J)0.01608250.0124040.0148980.0140960.012396Elastic CollisionTrial12345Mass of Carts (Kg)V1i (ms)0.76586430.64236680.7675370.5311080.517951Initial0.295V1f ... Read More

An Analysis of Ursa Major Constellation (579 words, 3 pages)

Ursa MajorThroughout history, stars have become one of the intriguing, unknown, and interesting concepts to humans on earth. Before advanced technology there has been constant curiosity in our nights skies. Greek mythology has played a huge part in our skies consisting of a terminology called constellations. While there are a ... Read More

The Use of Oscilloscope to Analyze Different Voltage and Current (685 words, 3 pages)

OscilloscopeFebruary 23rd, 2016The objective of this lab is to use an oscilloscope to analyze different voltage and currents by using the wave sign formed, and to investigate how to use and read an oscilloscope. We will also investigate the uses and functions of this piece of equipment.The theory behind this ... Read More

American Space Program’s Idea of the Possibility of Outer Space Industrialization (5443 words, 18 pages)

Introduction The possibility of outer space industrialization is among the mostthought-provoking ideas of the American space program. Until today, theUnited States initiatives in space have concentrated around three centralobjectives in space. Two of them are scientific research and exploration,and the third factor is supporting and achieving military goals. Success inthese ... Read More

The Concept of the Scientific Method and Reasoning During the Scientific Revolution (1378 words, 6 pages)

The sixteenth and seventeenth centuries witnessed such devout understanding and curiosity of our world, where it has been continuously shaped through various scientific investigations and experiments, conducted by some of the most prolific and influential figures in history. This period in time reflects the very beginning of the use of ... Read More

Science Essay Examples