A cathode ray is a beam of electrons in a vacuum tube traveling from the negatively charged electrode (cathode) at one end to the positively charged electrode (anode) at the other, across a voltage difference between the electrodes. They are also called electron beams. How Cathode Rays Works The electrode at the negative end is called a cathode.
Derrick Todd Lee, known as the Baton Rouge Serial Killer, prowled communities of south Louisiana for years before his capture and eventual conviction in two of seven cases of the rape and murder of women to which he was linked by DNA. He was suspected in a range of brutality from 1992 to 2003. Lee died of natural causes before he could be executed.
Oxoacids are acids that contain a hydrogen atom bonded to an oxygen atom. These acids dissociate in water by breaking this bond and forming hydronium ions and a polyatomic anion. The table below lists common oxoacids and their associated anions. Common Oxoacids and Associated Anions Oxoacid Formula Anion Anion Formula acetic acid CH 3 COOH acetate CH 3 COO - carbonic acid H 2 CO 3 carbonate CO 3 2- chloric acid HClO 3 chlorate ClO 3 = chlorous acid HClO 2 chlorite ClO 2 - hypochlorous acid HClO hypochlorite ClO - iodic acid HIO 3 iodate IO 3 - nitric acid HNO 3 nitrate NO 3 - nitrous acid HNO 2 nitrite NO 2 - perchloric acid HClO 4 perchlorate ClO 4 - phosphoric acid H 3 PO 4 phosphate PO 4 3- phosphorous acid H 3 PO 3 phosphite PO 3 3- sulfuric acid H 2 SO 4 sulfate SO 4 2- sulfurous acid H 2 SO 3 sulfite SO 3 2-
The Social Revolutionaries were socialists in a pre-Bolshevik Russia who drew on greater rural support than more Marx-derived socialists ever managed and were a major political force until they were outmaneuvered in the revolutions of 1917, at which point they vanish as a notable group. Origins of the Social Revolutionaries Towards the end of the nineteenth century, some of the remaining Populist revolutionaries looked at the great growth in the Russian industry and decided that the urban workforce was ripe for conversion to revolutionary ideas, a contrast to the previous (and failed) Populist attempts to convert the peasants.
Before there was a celebrity named Paris or a city of lights sharing the name, there was another famous Paris connected with the most famous war in history. Paris (Alexandros/Alexander) was the son of King Priam of Troy and Queen Hecuba. Hecuba had a dream about the great trouble her unborn child would cause, so when Paris was born, instead of raising him, she ordered him exposed on Mt.
Have you ever been elated at the discovery of a compiled family history for your ancestors, only to find yourself confused by all of the numbers and what they mean? Family lineages presented in text, rather than in graphical format, require an organizational system to allow the user to easily follow lines down through descendants or back toward the original ancestors.
When you're preparing for a potential career in health care, you might be weighing your options in terms of which standardized test to take. One common question among potential students of health sciences is, “Should I take the MCAT or the DAT?” The MCAT, or Medical College Admission Test, is the most common standardized test for admission to medical schools in Canada and the United States.
Most animal-rights activists follow a plant-based diet for ethical reasons and studiously avoid places where meat makes up the bulk of the menu. Still, vegetarians or vegans occasionally find themselves inclined to sneak into McDonald's for a serving of the famous Golden Arches French fries every now and then.
According to feminist scholars, the canonical texts of Western literature represent the voices of those who have been given the power to speak in Western culture. The authors of the Western canon are predominately white men, which means that their perspective is given the most representation, and many critics consider their voices to be domineering, exclusionary, and biased in favor of a male point of view.
Known for: the richest woman in Europe in her time; Queen of France twice, married to two kings in succession. Occupation: sovereign Duchess of Burgundy Dates: January 22, 1477 - January 9, 1514 Also known as: Anne de Bretagne, Anna Vreizh Background Mother: Margaret of Foix, daughter of Queen Eleanor of Navarre and Gaston IV, Count of Foix Father: Francis II, Duke of Brittany, who fought with King Louis and Charles VIII of France to keep Brittany independent, and who protected Henry Tudor who had fled England and would later become King Henry VII of England.
Children who commit parricide, the killing of one or both parents, are usually plagued with mental and emotional turmoil or live in fear for their lives. Whether or not such mitigating factors were true in their case, the lives of brothers Alex, 12, and Derek King, 13, changed irrevocably on November 26, 2001 when they bludgeoned their father to death with a baseball bat and then lit the house on fire to cover up evidence of the murder.
This popular chemistry demonstration is often called turning water into wine or turning water into blood. It's really a simple example of a pH indicator. Phenolphthalein, an acid-base indicator, is added to water, which is then poured into a second glass containing a base. If you get the pH of the resulting solution right, you can make the water turn from clear to red-and back to clear again-as many times as you like.
Near v. Minnesota was a groundbreaking case which ensured that prohibitions against prior restraint applied to states as well as the federal government. The Supreme Court used the Fourteenth Amendment to incorporate First Amendment Freedom of Press to the states. Fast Facts: Near v. Minnesota Case Argued: January 30, 1930 Decision Issued: June 1, 1931 Petitioner: Jay Near, publisher of The Saturday Press Respondent: James E.
Prosody is a technical term used in linguistics and poetry to describe the patterns, rhythms or meters of a language. Prosody can refer to the rules for the pronunciation of a language as well as its versification. The correct pronunciation of words includes: enunciation, proper accenting making sure each syllable has its required length Syllable Length Syllable length doesn't seem terribly important for pronunciation in English.
The definition of a classic piece of literature can be a hotly debated topic; you may receive a wide range of answers depending on the experience of the person you question on the topic. However, there are some tenets that the classics, in the context of books and literature, all have in common. Qualities of Classic Literature To be generally agreed upon as a classic, works meet some common high standards for quality, appeal, longevity, and influence.
Even if you're the most conscientious student, situations can come up that may temporarily interfere with your college life. Something like a family emergency or a personal illness or injury can quickly put you behind on your coursework. It's in situations like these that you may need to request an incomplete.
Dealing with constant disruption and misbehavior can make the already-intense demands of teaching all the more challenging. Even the most effective teachers often struggle to choose disciplinary techniques that get the job done. The goal is to spend less time reprimanding difficult students and more time motivating and encouraging your class but this simply isn't possible if you don't have a plan in place for setting expectations and following through.
Choosing the best standardized test for graduate studies and your future career is a major step. Understanding the differences between the GRE and the MCAT will help you make an informed decision. The GRE, or Graduate Record Examinations, is a more general standardized test that is accepted for many different types of master's degree programs and doctoral programs, primarily in the U.
Prime Minister Robert Borden led Canada through World War I, eventually committing 500,000 troops to the war effort. Robert Borden formed a Union Government of Liberals and Conservatives to implement conscription, but the conscription issue split the country bitterly - with the English supporting sending troops to help Britain and the French adamantly opposed.
A Transcendentalist was a follower of an American philosophical movement known as Transcendentalism which emphasized the importance of the individual and was a break from more formalized religions. Transcendentalism flourished from roughly the mid-1830s to the 1860s and was often viewed as a move toward the spiritual, and thus a break from the increasing materialism of American society at the time.
Books are banned for any number of reasons. Whether the controversial content they contain has been found "offensive" on political, religious, sexual, or other grounds, they are removed from libraries, bookstores, and classrooms in an effort to keep the public from being harmed by ideas, information, or language that does not conform to societal norms.