Conservative force - Any force which conserves mechanical energy‚ as opposed to a nonconservative force. See statement of conservation of mechanical energy. Conservative System - A system in which energy is conserved. Energy - The ability to do work. Kinetic Energy - The energy of motion. Nonconservative Force - Any force which does not conserve mechanical energy‚ as opposed to a conservative force. Path independence - Property of conservative forces which states that the work done
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Aneka Khilnani September 8. 2012 Period 3 AP Biology Free Response Essay: Cell Size Life is defined as a distinctive characteristic that a living organism‚ dead organism or non-living thing‚ and it has the ability to grow‚ metabolize‚ respond to stimuli‚ adapt and reproduce. Cells are not smaller that 0.1 um because within the cell all the necessary components have to take place‚ cellular metabolism‚ reproduction‚ photosynthesis and there has to be a sufficient amount of space for that to
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problems has intrigued me from an early age. I am always curious about how things work. Since taking AP Physics this year‚ I have been able to appreciate how math and science work together. I have taken other rigorous courses‚ but often it felt like learning math was isolated from other coursework. Math challenges me to problem solve and think at a higher level. I also love science‚ but until I took AP Physics my science classes were too easy. The labs in freshmen and sophomore science were enjoyable‚ but
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The rate of photosynthesis may vary with changes that occur in environmental temperature‚ wavelength of light‚ and light intensity. Using a photosynthetic organism of your choice‚ choose only ONE of the three variables (temperature‚ wavelength of light‚ or light intensity) and for this variable. • Design a scientific experiment to determine the effect of the variable on the rate of photosynthesis for the organism • Explain how you would measure the rate of photosynthesis in your experiment
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The political cartoon by Nick Anderson depicts Ralph Nader standing at a podium addressing American society’s "throw away mentality". Meanwhile a citizen in the background is casting her vote for the green party behind him. Ironically‚ the ballot drops into a waste basket‚ thus a wasted vote. We now realize that Nader is not talking about the environment‚ but addressing the issue of how the general public views votes for 3rd party candidates. This cartoonist feels that we should reform our views
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A SELECTION OF PAST AP U.S. FREE RESPONSE QUESTIONS: Part 1: Colonial Period to Civil War Colonial Times 1607 -1775 1. From 1600 -1763‚ several European nations vied for control of the North American continent. Why did England win the struggle? (73) 2. In the seventeenth century‚ New England Puritans tried to create a model society. What were their aspirations‚ and to what extent were those aspirations fulfilled during the seventeenth century? (83) 3. In the two decades before the
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Page 12 1 a) Between t = 30 and t = 45 mins b) 7.5 mins c) i) distance travelled = area under graph between t = 0 and t = 12½ mins ii) average speed = total distance travelled total time for journey = total area under graph 60 mins 2 a) ∆v = 32 m/s a =10 m/s² t = ∆v = 32 = 3.2 s a 10 b) 3 a) OP – constant acceleration PQ – constant acceleration (greater than OP) QR – constant speed RS – constant deceleration b) O and S c) 6 m/s d) 70 s e) Total distance travelled = area under
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(Suppose the appropriate discount rate for risky cash flows is 12%. Risk-free rate‚ for discounting safer cash flows‚ is at 6%.) The central stone of Arundel partners’ project is to establish a correct price for the whole rights portfolio. To do this two methods are presented: a) calculating the hypothetical sequel performances and obtaining a total value of investment using an appropriate rate for discounting to present time b) using a simple Black-Scholes options pricing model to calculate the price
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AP® HUMAN GEOGRAPHY 2011 SCORING GUIDELINES Question 3 Industrial location models are used to explain geographic patterns of economic activity. The maps above show automobile factories built before and after 1986 in the United States. Part A (2 points) Identify TWO changes in the geography of automobile factory construction shown by the maps. 1. International-based change in the geography of plant construction a. Increase in the number/investment of foreign-owned automobile plants OR b. Increase
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Free Response Question 1 AP US History Exam QUESTION: How did TWO of the following contribute to the reemergence of a two party system in the period 1820 to 1840? Major political personalities States’ Rights Economic issues In the period of 1820 -1840 a two party system began to form for several reasons including major political personalities as well as economic issues. Conflicts began to surface during this time period‚ which contributed to the reemergence of a two party system
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