August 15‚ 2012 COMPOUND MICROSCOPE A compound microscope is an optical instrument used to see objects that are too small for the naked eye. A compound microscope is a microscope fitted with two or more convex lenses. The high magnification produced by these lenses together enables a detailed study of micro-organisms‚ cells and tissues. These types of microscopes are therefore widely used in scientific and medical research. The basic design of a compound light microscope consists
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Abstract: When ionic compounds are dissolved in water‚ they break apart into ions. In this lab the opportunity to mix two ionic solutions and observe the results was given. Some ions will remain dissolved and uncombined in the solution even when they are mixed with other ions. When other ions are mixed‚ they form compounds that appear as cloudy or grainy precipitates. The objective of this lab was to observe the formation of compounds and to write the names and formulas of ionic compounds. It is also to
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BINARY COMPOUNDS -Compose of two kinds of atom Polyatomic Ion | Name | OH-1 | hydroxide | SO4-2 | sulfate | PO4-3 | phosphate | NO3-1 | nitrate | CO3-2 | carbonate | HCO3-1 | hydrogen carbonate or bicarbonate | ClO3-1 | chlorate | NH4+1 | ammonium | TWO NON-METALS - Give the name of the positive ion followed by the negative ion ending with -ide -Greek prefixes are used CO-carbon monoxide CO2-carbon dioxide NO-nitrogen
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Assignment: Journal Entry of a Subordinate Group Member · Resources: Ch. 1 in Racial and Ethnic Groups and the U.S. Census Bureau American Fact Finder website at http://factfinder.census.gov · Select one of the following subordinate groups from Ch. 1 of the text. Because the chapter does not list all subordinate groups‚ you may select any other group with a documented history in the United States. o Subordinate groups: Native Americans‚ African Americans‚ Chinese Americans
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majority of languages are mutually unintelligible. To resolve this problem‚ bilingualism offers an opportunity to break down barriers pertaining to language and culture so that people are able to get their point across to their audience. On the contrary‚ some individuals have argued that bilingualism is detrimental to bilinguals’ functioning but their claims have since been proven to be misconceptions. Not only has bilingualism positively affected history‚ it also affects the United States and the People’s
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Have you ever wondered what is so special about being bilingual? Bilingualism is when a person knows more than one language. There are thousands of bilinguals who do not know the value of their importance and their advantage. Bilingualism can change people’s lives because they have many cognitive and economic benefits. Bilingualism has an extreme effect on the brain. Being bilingual has a positive effect on the brain’s executive control system‚ its responsibilities are high-level thinking‚ attention
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Civics: ISU Essay 2013 Bilingualism in Canada: Good or Bad? Yamna Zia I believe that bilingualism is central to Canada’s identity‚ as well as other languages. Pierre Elliott Trudeau has said that‚ “Bilingualism unites people; dualism divides them. Bilingualism means you can speak to the other; duality means you live in one language and the rest of Canada will live in another language”. Bilingualism is an essential part of
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History and Description of a Subordinate Group Member. xxxxxxxxxxx ETH 125 October 28‚ 2009 xxxxxxxxxxxxx History and Description of a Subordinate Group Member. Throughout the history of North America‚ there has been one ethnic group who has given up almost everything to the European settlers. Land‚ home‚ resources‚ and dignity were stolen from Native Americans. The long history of the American Indian is being written‚ even today. Approximately forty thousand years ago‚ the earliest ancestors
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Hypothesis: Childhood bilingualism leads to faster cognitive response rates. Study: Early Childhood Bilingualism Leads to Advances in Executive Attention: Dissociating Culture and Language (S. Yang‚ H. Yang‚ and Lust‚ 2011) Sample: I would use 2 blocks of 15 children (5 years old). 15 children would be bilingual in Korean and English; the other 15 would be monolingual in English. Method: I would perform a correlational study to determine if any correlation exists between bilingualism and cognitive speed
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1. As seen from temperate or tropical latitudes‚ the positions of the constellations shift gradually westward in the sky from night to night because (a) the Earth rotates on its axis. (b) the Earth revolves around the Sun. (c) the tilt of the Earth’s axis changes. (d) their right ascensions constantly change. (e) their declinations constantly change. 2. A star cluster in which the individual stars do not show a striking central concentration nor an orderly pattern or structure is
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