Carol-Ann Dennis – Backward Planning Lessons 1-4 – Week 3 Title of Lesson 1: What is a chemical reaction? Grade Levels: 7th grade Standard: MS – PS1-2. – Analyze and interpret data on the properties of substances before and after the substances interact to determine if a chemical reaction has occurred. (examples = burning sugar or steel wool‚ fat reacting with sodium hydroxide‚ and mixing zinc with hydrogen chloride). Objectives: Students will be introduced to chemical reactions‚ reactants
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times of day? Do you ever notice lower energy periods where you would kill for the time to take a nap even though you haven’t been doing anything? Our daily up and down pattern is a good example of our body’s natural rhythms. But now that body clock may actually help
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The Monastery and The Clock - Rhetorical Essay Time‚ is the indefinite continued progress of existence and events in past‚ present‚ and future regarded as a whole. It can be argued that the steam engine is the most important machine developed in human history. Then again it can be argued that Megan Fox is the most amazing actress of all time. It’s the one who provides the most ethos that will win any argument. One can trace the roots of the Industrial Revolution all the way back to the Middle
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Chemical Kinetics: The Iodine-Clock Reaction: S2O82−(aq) + 2 I−(aq) → I2(aq) + 2 SO42−(aq) To measure the rate of this reaction we must measure the rate of concentration change of one of the reactants or products. Here‚ it is convenient to carry out a clock reaction involving the product I2. To do this‚ you will include (to the reacting S2O82− and I−) i) a small (but accurately known) amount of sodium thiosulfate‚ Na2S2O3‚ and ii) some starch indicator. The added Na2S2O3 does not interfere with
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Investigating the effects of changing concentration: iodine clock reaction. Abstract This is an experiment to show the Iodine Clock Reaction. To create a chemical reaction to see how long it takes for solution to change to a dark blue Color. When changing the concentration of the iodide (K1) and adding distill water to make it up to 5cm³ each time. This is to see if the reaction takes less with less concentration or faster with more concentration added to the peroxodisulphatee. So with the solution
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suppliers and “expanding the firm’s range of activities backward into sources of supply and/or forward towards end users.” Vertical integration defines when any company purchases or begins a company that it buys from or sells to and completes the business into personal. “Forward integration means it is integrating businesses toward the end customer; backward integration means it is integrating in the direction away from the customer. Backward vertical integration can be a part of a company’s strategy
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While ‘Backward’ market research’ may sound oxymoronic it has to be one of the most useful things that I learnt throughout my time at University and I must thank my old lecturer Ben Healey for introducing it to me. Why is ‘Backward’ market research so good? – It is good because is it delivers results‚ and if market research cannot deliver results it really is a waste of time and money. ‘Backward’ market research was first postulated by Alan R. Andreasen in the 1980′s. ‘Backward’ market research
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Slowing the Biological Clock Team B BSHS 371 July 23‚ 2012 Rafael Gomez Slowing the Biological Clock The biological clock is an organism’s rhythm that controls the cycle of behaviors that occur on a daily basis. Slowing the biological clock is in reference to the cells that are constantly changing in an individual’s body. A person should take care of his or her body at a young age because the effects of the care will have outcomes as the person ages. There are several contributing
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W.H. Auden poem “Stop All The Clocks”‚ published in 1938‚ describes the death of a loved one and the enormous funeral which followed. The poem consists of four stanza‚ each containing four lines. Auden’s poem‚ explores the ideas of grief‚ through the first person pronoun “I”‚ in order to engage the reader into his personal tragedy. It’s almost as if each stanza expresses a new emotion‚ with the first stanza expressing grief‚ the second stanza expressing public notification‚ the third stanza expressing
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MONROE CLOCK COMPANY * Issue: Jim Monroe‚ president of Monroe Clock Company‚ decided to sell a new household timing device. And this complete product would have to be sold through wholesalers and manufacturers’ representatives‚ which were new to Monroe Clock‚ so the price will be an important factor. Jim’s controller‚ Tom‚ had provided figures showing a full cost of $11.60 and factory price of $14.70‚ and Frank Tyler‚ his sales manager‚ had worked out a cost of $6.30 excluding fixed overhead
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