Test method Essays

The Army Tape Test Dilemma In todays and yesterdays United States Army, the physical fitness and optimal health standards of an individual are key to being a successful Soldier. Every Soldier has to maintain at least the minimum levels of these elements in order to effectively be able to engage the enemy in combat. We measure a Soldier’s level of fitness using the Army Physical Fitness Test (APFT) and the Soldier’s overall health in weight and body composition using the Army Body Composition Program

the body being represented as a test tube filled with warm water and the skin represented as a paper towel covering the test tube. The independent variable was the state of the paper towel; a wet, a dry, and none. The independent variables were considered the different tests tested. The strengths of the method used include the controlled variables of the experiment. They are the volume of the water, the layers of tissue, the type of tissue and the size of the test tube. These variables help keep

For 10 tests, a total of 180 samples are used on 3 different surfaces and under 6 different temperatures for each test. Four tests have been performed quarterly and a total of 720 samples are prepared. In order to prevent mixing of samples and contamination, information about volunteers were written on labels. Temperature Values: Samples taken out from test environment were exposed to temperatures of 50oC, 90oC, 110oC, 150oC, 200oC, 300oC for 3 minutes at each degree. Fingerprint Development Process:

Erasistratus were the first documented to perform experiments on animals between the years 384 and 258 BCE. Since the 1600’s, many people have debated on whether it is morally correct or wrong to test on animals. While testing on animals might help humans slightly, is it what we should do? First, humans test animals for cures that are supposed to work on humans, but testing only proves how it works on different animals. Secondly, when something is tested on animals and is proven safe and effective,

the cause of water to rise after a lit candle was set in the water and covered with a beaker. The methods of this lab are as follows: first, use the air/gas pressure sensor that is provided. Tape the sensor firmly and securely to the inside of the beaker. Find the control by setting the beaker over no flame in the water. Then light the candle and set the beaker over it. Record end results. Repeat the test as many times as one wishes and find the average difference. The results of the testing shows that

this experiment, the group must have made sure that when moving the collecting bottle, the mouth of the bottle is covered by a group member’s hand. Also, the rubber tube must be taken out from the collecting bottle before taking out the stopper on the test tube. During this experiment, it was determined that it is important to keep the mouth of the collecting bottle covered with a group member’s hand while removing it from the water in order for nothing to come out and nothing to come in, keeping it

Purpose The purpose of this lab was to utilize a series of tests that would determine the different properties of the tap water and oil. Density was measured using the mass of a liquid in a known volume, the specific gravity was determined by using a hydrometer, and viscosity was measured by using the weight of a falling mass to spin a cylinder completely submerged in the test fluid. The values determined from these tests could then be compared to known values to viscosity and density. Theory

The purpose of the following lab focuses on testing the participant’s two-point-threshold for four different body parts. The body parts which were tested during the lab included the fingers, palms, forearms, and the back. These tests were administered in order to represent somatosensation, which are receptors in the body which respond to stimulation by mechanically opening. This categorizes somatosensation receptors as mechanoreceptors. They are referred to as cutaneous receptors which are categorized

The topic of this experiment is, “Lighten up on the Sugar”. In this experiment, the scientists are trying to figure out whether there is a method to measure the sugar content of any liquid by manipulating light and refraction. As for the variables, the independent variable would be the different drinks measured, and the dependent variable would be the angle of refraction and sugar content. Constants include using the same materials and amount of each liquid. For a control, water with a preset sugar

packet, and the leaves were used to measure and perform the experiment. I first developed my hypothesis on the characteristics of leaves in different zones. From there, after the walk to the arboretum, my partner and I first decided on three trees to test our hypothesis on. After we chose our first tree, we would first begin by using the ruler to measure the size of a random leaf on a tree that seems to be about the same size as every other leaves. After we measure the leaf we would record the size

Abstract This experiment included four sub experiments in which three measured light passing through a substance and one determining a substance. The first experiment included measuring the wavelength of light in different elements. This determined different elements produce different wavelengths. The second experiment included spraying an unknown substance into a Bunsen burner and determining what it was via the color change. This showed that different substances can be determined by which color

professional sports as they put their bodies through immense strain and need them to be in peak physical condition. This product will aid the recovery process for strained or tight muscles in a more promising way than occupational therapy and treatment methods. After successful integration into the professional sporting market, the product can then be presented to other sporting markets and for other recreational

This experiment was useful in gaining an understanding of spectrophotometric techniques and its convenience in determining the concentrations of the diluted red (degassed) soft drink. In the accompanying section, the data acquired is talked about from the qualitative view point, particular questions posted in the laboratory manual are addressed, and general trends and patterns are presented. The first experiment yielded wavelength and absorbance (OD) readings as shown in Table 1(see above Table 1)

whether or not stable flies will flourish or have a role in rural cow pastures. The assumption is that stable flies are present on cattle in large feed lots but absent on cattle in open range like in a rural cow pasture. (2) This experiment was to test that assumption. By definition, a stable fly is a pest which obtains blood by biting on humans and various animals such as horses, cattle, dogs, and pigs. (1) They were found in Australia over 100 years ago. (1) There is a little to no difference between

Introduction: The topic for the experiment was using polymer chemistry to develop the best suitable material for a bouncing ball. Within the experiment, three chemicals were given to test for the best material. The three chemicals were chemicals sodium borate (4% m/v), polyvinyl acetate, and polyvinyl alcohol (4% m/v). Polyvinyl acetate and polyvinyl alcohol are both polymers. Polymers are many molecules bonded together using the same linkage, which then forms a chain like structure1. These chain

An animal, specially mouses and rabbits, are exposed to the test substance, either being forced to eat it, breathe it, have it rubbed on their skin, or have it injected. The test substance is often a household chemical, an industrial chemical, such as: pesticide, a food addictive, a cosmetic ingredient, or a pharmaceutical product. After that step is done, animals are

For a single factor design I would only have grain as my factor and the levels would be the grain types listed above. The experimental units will be randomly assigned to the listed treatments (the different types of grain). This experiment will use subset randomization and a paired design to see the mean difference in weight for the treatments. The benefits of a single factor experimental design are that it would have less treatment groups. Less treatment groups could potentially have lower costs

In examining the purpose of the four steps you must look at them individually and collectively. 1. Establishing performance standards are necessary because the standards are the principles in which results are measured. Developing and documenting exactly what the company’s performance standards are as well as expectations are needed. The main goal is have effective communication with all employees. Time standards are used to ensure that task are performed in a specific time frame, financial expenditures

I. Purpose: To measure conductivity of solutions. To classify substances as conductors, partial conductors, or nonconductors. To relate conductivity to bond type. II. Materials: The materials used in this lab were a computer, Vernier Conductivity Probe, LoggerPro, distilled water and the solutions listed in the data table. III. Procedure: As follows in “05 Conducting Solutions” from the Biology with Computers folder of LoggerPro. IV. Data: See attached data table. V. Analysis: 1) Ions are

The name of the lab is “Drops on a Penny.” I was expected to find the independant variable, dependant variable, write a hypothesis, and test the experiment. After testing the experiment multiple times, I needed to find the average amount of drops for each trial, graph them, and tell what kind of relationship it is. The last thing I needed to do was rewrite the details of the project and write a conclusion. The point of the experiment was to have the students get used to the idea of a lab, and