Are laboratory experiments useful? Laboratory experiments are easy to replicate and help to find how the Cause and effect of relationships can be established. Laboratory methods usually have High levels of control over extraneous variables. One of the major strengths of laboratory experiments is‚ control. The more variables you have control over‚ the easier it becomes to draw conclusions about the effect of the individual variable on the dependent variable. Laboratory experiments allow for high
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Brown 4 February 2008 Legalize It In 2000‚ George Bierson’s "Marijuana‚ the Deceptive Drug"‚ was published by the Massachusetts News. Bierson concludes that marijuana is harmful in many ways‚ including brain damage‚ damage to the reproductive system‚ and weakening of the immune system. He also attempts to convince the reader that marijuana is a "gateway drug" that leads the users to venture into much harder drugs. I believe that research to support anything can be found if one is looking hard enough
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Although abuse of prescription drugs is illegal‚ universities across the nation are having a hard time controlling the issue on their campuses. In the article “Change Honor Codes to Include Abuse of Nonprescription Drugs‚” David Alpert is firm in his belief that all universities should follow in the footsteps of Duke University and add a pledge against the abuse of prescription drugs to schools’ honor codes. On the other hand‚ in an essay titled “A Ban On Brain-Boosting Drugs Is Not The Answer‚” Matt
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Jethro Tull first coined the term “weed” in 1931 in the book “Horse Hoeing Husbandry”. A weed is a plant growing in a place where it is not desired (Buchholtz‚ 1967; Klingman and Noordhoff‚ 1961; Patil et al.‚ 2010). The plants growing in agricultural fields having more negative values and competing with the main crops for soil‚ water‚ nutrients etc. are known as weeds (Ali et al.‚ 2003; Muzik‚ 1970). Zimmerman (1976) believes that the term “weed” should be used to describe plants that have all the
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The evils of idleness Human beings have become the rulers of this planet. We have spread ourselves to all parts of the world. Whether it is the desert‚ mountains‚ forest‚ oceans or caves‚ humans have been able to live and prosper in all these conditions. The reason for this is our ability to adapt to our environment. It is the main difference between humans and other animals on the earth. So if we are to continue to survive and prosper‚ we must continue to adapt. For this we cannot be idle. To
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problem of evil has shown to be one of the most significant objections to the existence of God. According to most theology‚ God is omniscient‚ omnipotent‚ and omnibenevolent. Everyone sees and experiences evil‚ no matter how innocent and good-hearted‚ which begs the question: “How could God let this happen?” The evils talked about in the problem of evil are moral evil and natural evil. Moral evil is that which occurs from moral human agents such as rape‚ murder‚ and theft. Natural evil is the suffering
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have ambition and the will to achieve greatness is considered a noble character‚ however‚ when the influence of evil is exposed to this noble characteristic‚ it will become corrupted and unnatural. Unnatural ambition drives Macbeth to commit treacherous acts which leads to his decent into evil and ultimately‚ his own downfall. Macbeth is startled when he first hears his prophecy from the evil witches. He is astonished when he receives news from Ross and Angus regarding receiving the title of Thane of
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How was the Microscope Invented? The microscope is a machine used to see tiny‚ small things such as germs and bacteria. These small creatures are not seen by us but can be seen by a microscope. The three subtopics that will be mentioned are: 1) Who invented the microscope? 2) Why was it invented and What are the different types of microscope. The prediction made was that the microscope was a very important part of life in the middle-ages. People had very serious sicknesses at that
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that it is completely harmless. Several athletes have confessed to using marijuana; as a result‚ the big question surfacing is whether or not athletes should be able to use marijuana in order to make their training easier. In the essay‚ “The Need for Weed‚” by Chris Lee‚ the author argues that it should be legalized for athletes to use marijuana. Lee argues athletes should be able to use marijuana due to the fact that it’s a great recovery aid‚ it’s already being used effectively by several athletes
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Weed Fidget Spinner: Why? By Alfonzo Porter As a former public school teacher and administrator‚ I am typically not in favor of anything that might cause a distraction to the pedagogical process. Over the past several years we have seen the rise of many gadgets that have done just that. For me‚ the most intrusive apparatus arriving in the classroom that continues to vex educators has been the smartphone. Teachers are forced to constantly perform the “turn that off‚” “log off that‚” “put that away
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