Subject:Chemistry Topic:States Of Matter What is matter? Matter is anything that has mass and occupies space. All matter can exist in three(3)states. There are: solid‚ liquid and gas. In addition‚ all matter is made up of particles: atoms‚ molecules and ions. Solids In the solid state state‚ the particles are packed closely together in a regular manner. The focus of attraction between these particles are very strong and as a result solids are usually very hard and very difficult to compress
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The Nature of Dark Matter We observe the universe around us through many scientific means. However it is through the electromagnetic spectrum‚ that is everything from radio waves to gamma waves‚ that we learn about the objects in our world and beyond. However we can also learn about our universe through indirect means‚ such as the effect of gravity on light as well as larger objects like our galaxy. In fact it is this indirect method of observation that has led us to the discovery of extra-solar
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think that the issue is as wide spread as the authors make it out to be but in other areas the situation is only getting worse and this lack of diversity in schools can only lead to further problems with race relations. In comparing the essay Still Separate‚ still unequal: American’s Educational Apartheid by Johnathan Kozol and the essay Why Are All the Black Kids Sitting Together in the Cafeteria by Beverly Tatum you see that both essays have many similarities and differences in the points that they
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Anthony Pagan Professor Kimmel Individual and Societ 22 November 2012 Question 1: I agree with Erma Goularta about “helping people is the American dream.” Helping people today is very important. Without help people in this world cannot reach higher goals‚ such as the rich donating money to the poor so they can be able to go to college. I believe that the lower class gets treated differently than the rich. The lower class works hard‚ for what? So the government can take more taxes out of poor
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Matter of Mogharrabi‚ 19 I&N Dec. 439 (BIA 1987) Decided by Board June 12‚ 1987 FACTS: Mogharrabi and his wife were permitted into the United States from Iran as nonimmigrant students. They stayed in the United longer than the initial time allowed and arrangements were made for them to be deported. Mogharrabi filed for asylum to void the deportation for fear of his persecution because of his political opinion if he were to return to Iran. He claimed a well-founded fear of persecution based
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Family Matters The definitions of a family today and a family in the past are far from similar. The definitions may have some similarities but they have changed dramatically in many more ways. 50 years ago‚ families had rules that were stricter and families were closer in the sense of a relationship. Although some families today are more distant from each other and have fewer rules to maintain order‚ there are still some that maintain the same styles of the families 50 years ago. Families have
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Matter Questions Name: ________________________ Date: __________ 1. What are the classifications of 2 pure substances and give 1 example of each. 2. What are the 2 types of mixtures? (list and define!) Give 2 examples for each: 3. List if element (E)‚ compound (C)‚ or mixture (M): a. sodium b. water c. soil d. coffee e. oxygen f. Carbon dioxide g. Cake batter h. air i. blood 4. List if chemical (C) or physical change (P): a. Melting chocolate
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Chapter 15: • Matter is anything that has mass and takes up space. – Ex: Your textbook‚ you‚ your pen/pencil‚ air‚ etc. • Classification systems are used all the time to organize objects. – Ex: The Periodic Table of Elements‚ organizing your locker‚ your clothes‚ etc. • In order to make the study of matter easier to understand‚ scientists have developed ways to classify matter. • The properties of materials can be used to classify them into general categories. – Ex: Pure substances‚ elements
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Unit 1 Notes Chapter 3 Matter Observation v. Inference • Observation: • Quantitative or qualitative • ___________________________________________________ • Inferences: • Something that you know from ____________________________ • Ex. “made of wood”‚ “wax” Physical v. Chemical Properties • Physical Properties: • Can be observed without changing the chemical makeup of a substance • Examples: • Chemical Properties: • Describes a chemical change & the kinds of chemical reactions that
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nurse in my country Colombia and Spain with Alzheimer disease patients. Day by day I came to know each patient’s story because every day they were living the moment without remember the last minute. This is also what happened to Lisa Genova’s novel Still Alice. The protagonists is a 50 year old woman‚ a very well organized‚ efficient‚ highly-educated‚ and smart Harvard professor‚ wife of a successful man‚ and the mother of three grown children‚ who has diagnosed with early-onset Alzheimer’s disease
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