Cookware commonly used by most housewives, chefs that made from aluminum. In addition, there are also cookware made of iron and stainless steel and anti-sticky material.
In cookware that use aluminum materials have bad impact, such as easy to burn, uneven heat dissemination, takes a long time in the process of cooking. And also the chemicals contained in cooking materials when reacting with aluminum will damage the results of cooking. So it disturbs health.
While cooking utensils that use iron have a lack of weight, uneven spread of heat, when acting with water and oxygen will corrode. So it is difficult to clean and wash.
On the other hand the use of stainless steel mix or combination several types of metals such as iron base, chromium, nickel, and other elements such as silicon and manganese. The advantages of this cookware is durable,
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It spread heat dissemination
2. Avoid burning dishes
3. It need very much time to cook
By reviewing a hole in the hollow box that is assumed to be a black object. If the box is heated, the atoms on the box wall will absorb heat energy and vibrate. These vibrating atoms will act as harmonic oscillators that give rise to electromagnetic waves. Each wave generated by the oscillator will be reflected back and forth by the box wall and form a standing wave. This incident is almost the same as the process of forming standing waves on a vibrated rope.
An electromagnetic wave consists of the spectrum of waves of different wavelengths. The physicists examined the intensity of radiation for certain wavelengths. The tool used in the experiment is based on the principle of light dispersion by the prism into its spectrum.
The radiation emitted by a black object is passed through the gap to obtain a narrow beam of wave. The waves are then dispersed according to their respective wavelengths. To measure the intensity and wavelength of each spectrum, a detector can be shifted according to the angle of the deviation of the dispersed wave
The cuvette was placed in the spectrophotometer with the arrows, on both the cuvette and the SpectroVis, facing the same side. After the recording, the cuvette was removed from the SpectroVis and the content was poured back into the original volumetric flask. The absorbance as well as the maximum wavelength of each solution was recorded in Table 3 and
1. ITMO 540 HOMEWORK 3 Name: Payal Desai CWID: A20362549 REVIEW QUESTIONS: Answer 1: White noise is the static noise that is heard in the background. Some amount of it is always present but too much of white noise does not enable a clear conversation because we lose the signal. Answer 2: Impulsive noise is the one which occurs discretely.
The experiment used a light of a single color, or monochromatic light, and two closely spaced slits or pinholes. He realized that the bright fringes of light resulted from light waves from both holes arriving crest to crest, creating a constructive interference. He also realized that the dark areas resulted from light waves coming from trough to crest, creating a destructive interference. The interference fringes made were straight lines. This interference experiment demonstrated the wave nature of light idea generated by Huygens 200 years earlier.
It is also used in the technology industry as it is a very good conductor of heat- which devices like mobile phones require to function properly .Also, it is used in dentistry to make gold fillings which are a replica of human teeth. In conclusion, gold has been improvised to suit many of its applications in the society. To make gold more durable, companies also regularly concentrate it with metals such as copper and silver- which form strong alloys of itself ( BBC, Bitesize GCSE, Science, Metals and
Set the wavelength to 470 nm, this is to measure the tetraguaiacol. Set the spectrophotometer to zero by using a blank. The blank should contain 13.3 mL of distilled water, 0.2 mL of guaiacol, and 1.5 mL of enzyme extract in a clean test tube. After, transfer a portion of this mixture into a cuvette, cover the top of the cuvette with Parafilm and then place the cuvette into the spectrophotometer and set it to
The black box is used as the vessel to hold the slips of paper that determine life and death. The black box was old and peeling and yet still it was used. “There was a story that the present box had been made with some pieces of the box that had preceded it, the one that had been constructed when the first people settled down to make a village here” (Jackson 5). This shows
Record the amount of absorbance by converting transmittance every 5 minutes for a total of 20 minutes. Repeat all of these steps for the cantaloupe, banana, replacing the blank each time to recalibrate the spectrophotometer. After recording all the percent transmittance value, the data was then converted into absorbance value by using the absorbance conversion table. The information was placed on a plotted graph
Most people would argue that a parent should love their child unconditionally no matter what, but how is it that nearly 43% of homeless LGBTQ+ youth were forced out of their homes after coming out? (Seaton Perspective | homeless rates for LGBT teens are alarming, but parents can make a difference) Given this high percentage, it’s easier to understand why so many kids are scared to come out and share themselves. More importantly, they help us understand more about Yasaman, the main character in “Why I Learned To Cook”, a short story by Sara Farizan. In the story, Yasaman, a bisexual girl, faces the same struggle many members of the LGBTQ+ community face, coming out.
The colorimeter must be set to the correct wavelength setting. In this experiment, the wavelength must be set to blue so it can
This is where he noticed different spectral lines between the light emitted from the candle and the light emitted from the sun. This discovery led to his invention, the spectroscope. This new instrument allowed him to investigate the spectral lines of many light sources. These lines of absorption (the dark lines) became known as Fraunhofer lines. His knowledge on light diffraction of many types of glass was nearly unparalleled and helped him to build some of the most innovative refractive lensing technology of its
Background Information: The spectrophotometer is an
1.1 Explain how observations are used: Reference- www.slideshare.net. Text book- Penny Tassoni. Laser learning.
Measurements, Calculations, and Significant Figures Measurements, calculations, and significant figures are vital mathematical terms used to understand the basic concepts of physics. Knowing how to properly make measurements and apply the necessary calculations to obtain accurate answers will surely prove beneficial in physics, but having that knowledge will also help you throughout your entire life. Therefore, it is important to understand the processes and numbers involved when using measurements, calculations, and significant figures. Measurements are used to identify the specific characteristics of an object, such as length, size, and amount. One must use the proper measuring device, depending on the conditions of the experiment and
Cooking a Chuck Roast: A Tough Cut of Beef Made Tender First, A Bit Of Science To Get Us Started, Because The More You Know The Easier It Becomes. Called a Chuck or Chuck roast or even Chuck steak, but regardless of the name, it is a cut from the shoulder, a part that gets a workout. Expert butchers call this the sub-primal cut and are considered the most economical cut of beef. However, less expensive means the cuts tend to be tougher.
[3] This pattern is also linked to Equations 1&2 as stated previously. The position of every fourth fringe was recorded giving the value which is required in Equation 3 below. (See Table1 for the recorded data) Knowing the wavelength of sodium to be 589nm the angle, ,at the apex between the two glass plates can be calculated using Equation 3 as