Have you ever wondered what colored dyes go into your favorite candies? Chromatography can solve that for you. Chromatography is a separation technique used by scientists for separating both organic and inorganic compounds. There are four different types of chromatography: thin layer‚ liquid‚ gas‚ and paper‚ but for this lab paper chromatography will be used. Who invented chromatography? A Russian botanist named Mikhail Semyonovich Tsvet invented chromatography in 1901 while doing research on plant
Premium Dye Chromatography Food coloring
When you think of the 1920´s‚ what comes to mind? Prohibition? The Roaring Twenties? Whatever it may be‚ on August 18th of 1920‚ a monumental decision in American history was made. That decision? Women‚ for the first time in U.S history‚ were granted the right to vote. Since then‚ much has changed in regard of traditional gender roles‚ but is that all a good thing? Over the years‚ a number of studies and experiments have taken place with the combined goal of obtaining a better understanding of the
Premium United States World War II World War I
What is a revolution? According to the online dictionary‚ a revolution is “an overthrow or repudiation and the thorough replacement of an established government or political system by the people governed.” Knowing this we can ask ourselves what were the colonist goals whenever they started the rebellions and protests? Did they start out wanting to completely overthrow their government? Not knowing every colonist’s thoughts makes it hard to have a set yes or no if the latter was what was planned.
Premium American Revolution United States Thirteen Colonies
Why Is Honesty Important? The Impact of Honesty on Me Honesty has played a key role in my success in life. Throughout my childhood my parents would always remind me about the importance of being honest. In their opinion nothing was as important as having self-respect and being trustworthy. The saying “honesty is the best policy” perfectly sums up my belief about how people should interact with each other. For me‚ being honest in everything I do can be a very difficult thing‚ but I have
Premium Theft Lie Time
Logic Is the Master of Our Lives Logic is the foundation upon which our lives depend. Each of us‚ moments after birth‚ begin our journey exploring the world around us in search of what’s real‚ or safe‚ or fun‚ or comfortable – a quest to sort out sense from nonsense. These skills expand as we grow‚ for understanding what’s real and learning how to extrapolate from what little we know as babies‚ are the fundamental tools of survival. We learn that reaching for an object and retrieving it gets us
Premium Logic Critical thinking Reasoning
Why do you think it is milk that comes out of women when breastfeeding? Why couldn’t it be water? Why couldn’t it be juice? Why does it have to be milk? Probably because it is the one that helps when it comes to developing and at the same time strengthening the bones and also when it comes to helping the immune system be stronger. That is why babies need it the most. However‚ why is it that adults need to continue adding milk into their diet‚ they already have mature bones‚ muscles etc. There are
Premium Milk Nutrition Vitamin D
comfort and convenience. Meanwhile‚ in the articles “Is Google Making Us Stupid?” by Nicholas Carr and “Smarter Than You Think” by Clive Thompson that I chose from they say I say‚ the authors are both argue about the technology‚ and they believe technology is changing the way on the human mind today. Although both articles are closely related‚ they are also completely different. Thompson think technology bringing us a lot of benefits‚ but Carr suspicious that the advancing technology is a wicked invention
Premium Mind Thought Brain
The basic purpose of the language is to get an idea out of one brain into another. If you include people who speak English as a second language‚ it is the most commonly spoken language on the Earth. It is a world language. In every country schools teach their children English because the teachers know that it can be useful for the children in their life. So English is very important nowadays. I have several supporting arguments. Firstly‚ English is a language of progressive science and technology
Premium 21st century Technology Earth
I believe that having vaccines and getting vaccinated is very important in the United States. Vaccines protect your life from deadly diseases‚ it protects the lives of the people around you from getting a disease from you‚ and it will protect the lives of the future generations to come after you. This is why it is important for everyone in the United States to be properly vaccinated. Every time you are getting a vaccine you are protecting yourself a little more. Vaccines fight off very dangerous
Premium Vaccine Vaccination Immune system
I attend college for various reasons; college education is important to me because I want to become an educated person‚ develop a career‚ increase my personal satisfaction‚ to meet new people and experience the culture. My interest in psychology led me to a quote by Abraham Lincoln‚ “I am not bound to succeed‚ but I am bound to live up to what light I have." This inspires my passion for psychology because I want to help other people be the best they can be. Also‚ receiving a college education will
Premium Education Psychology