Photoelectric effect: using a monochromator to measure electron energy as a function of incident photon frequency to determine Planck’s constant John Greavu Partners: Daniel Erickson and Kevin Haar School of Physics and Astronomy‚ University of Minnesota‚ Minneapolis‚ Minnesota 55455 24 March 2014 The energy of ejected electrons from the cathode end of an electrode due to the photoelectric effect as a function of the incident light’s frequency was measured. Using the PASCO AP-8209 Photoelectric
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the argument is valid. The conclusion is derived from the premises. Criteria 2 (truth) each proposition is true. Each proposition is the fact. 4 Steps for checking an enthymeme 1. Form an enthymeme as syllogism -‐ Transform the provided propositions. “Diamond is expensive‚ because it is rare.” -‐ Set
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Epidemiology in the Classroom » How to Investigate an Outbreak Steps of an Outbreak Investigation On this Page Step 1: Prepare for Field Work Step 2: Establish the Existence of an Outbreak Step 3: Verify the Diagnosis Step 4: Define and Identify Cases Step 5: Describe and Orient the Data Step 6: Develop Hypotheses Step 7: Evaluate Hypotheses Step 8: Refine Hypotheses Step 9: Implement Control and Prevention Measures Step 10: Communicate Findings In investigating an outbreak‚ speed
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COMPOSITION OF PENNIES USING REDOX AND DOUBLE DISPLACEMENT (PRECIPITATION) REACTIONS Pre- Lab 8 Objective: The purpose of this experiment is to determine the percent composition of pennies using oxidation-reduction and double displacement reactions as well as titration techniques. We will take a post 1982 penny and place in a strong acid dissolving the zinc core and leaving behind the copper coating. We will figure out the percent composition from the mass of copper and zinc using titration and precipitation
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In Step child the caste discrimination is depicted clearly. The novel is about the community of weavers‚ the Vankars‚ is subject to oppression from the more powerful upper caste of the Patels. When Teeho and Valji went for auction in Shilapaar they come across the incident where an upper caste man threw a stone on the pot of charming young women she was drenched and abashed and around her feet the broken pot was shattered. This humiliated Teeho and he went forward to question the men who casted the
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Since the 1660’s‚ the British government had been ridding Britain of rebels and criminals they no longer wanted in the country. This method of punishment was typically known as transportation. This involved sending the convicts to another country to commit hard labour and to live in deserved difficult conditions. Since the 1660s‚ the main transportation location from Britain was to the American colonies. However‚ when the American colonies had won their independence‚ transportation to there stopped
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Unit 8 Caring for children E1 It’s important for practitioners to meet the needs of all children as children are the main priority and many children have different individual needs. Children get look upon as a group of children and sometimes these individual needs are not met. Practitioners must identify children as being unique‚ having their own individual interests and talents. It’s vital the children’s needs are met so activities can be planned around them in order to make everyone feel
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References: Aaker‚ J. L. (1997). ‘Dimensions of brand personality’‚ Journal of Marketing Research‚ 34‚ pp. 347-356. Identity and Image Highhouse‚ S.‚ F. Lievens and E. F. Sinar (2003). ‘Measuring attraction to organisations’‚ Educational and Psychological Measurement‚ 63‚ pp. 986-101. Identity and Image Riketta‚ M. (2005). ‘Organisational identification: A meta-analysis’‚ Journal of Vocational Behavior
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Activity Handout 7.1 Solve This Problem Choose from the list of problem scenarios below. Using the steps involved in problem solving that were discussed in this chapter‚ describe how you would go about solving this problem. 1. Mrs. Smith’s daycare provider is closing in four weeks. Both Mr. and Mrs. Smith work full-time during the day and need daycare for their child. They have only a short period of time‚ however‚ to find a new‚ safe‚ reliable daycare provider. : I would start looking or asking
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several periods will usually benefit. 7. If a company scraps an asset without any cash recovery‚ it recognizes a loss equal to the asset’s book value. 8. An impairment loss is the amount by which the carrying amount of the asset exceeds the sum of the expected future net cash flows from the use of that asset. 9. The first step in determining whether an impairment has occurred is to estimate the future net cash flows expected from the use of that asset and its eventual disposition.
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