...According to classroom.com soccer is known as one of the most popular sports in the world. The origin known as football, began outside the United States. It is played in various countries with individuals of all ages. The rule of soccer is for each team to consist of 11 players on each side of the field. The point of the game is each individual must be able to score the ball into the goal without using their hands or arms. Soccer is a very complicated sport because it deals with so much physics. Every movement that is made when playing soccer deals with a lot of motion, speed, velocity, and acceleration. Soccer is related to motion because the ball changes its position when moving across the field. Soccer incorporates the speed of the ball...
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...PHYSIC AL CONSTANTS CONSTANT Speed of light Elementary charge Electron mass Proton mass Gravitational constant Permeability constant Permittivity constant Boltzmann’s constant Universal gas constant Stefan–Boltzmann constant Planck’s constant Avogadro’s number Bohr radius SYMBOL c e me mp G m0 P0 k R s h 15 2p"2 NA a0 THREE-FIGURE VALUE 3.003108 m/s 1.60310219 C 9.11310231 kg 1.67310227 kg 6.67310211 N # m2/kg 2 1.2631026 N/A2 1H/m2 8.85310212 C 2/N # m2 1F/m2 1.38310223 J/K 8.31 J/K # mol 5.6731028 W/m2 # K4 6.63310234 J # s 6.0231023 mol21 5.29310211 m BEST KNOWN VALUE* 299 792 458 m/s (exact) 1.602 176 4871402 310219 C 9.109 382 151452 310231 kg 1.672 621 6371832 310227 kg 6.674 281672 310211 N # m2/kg 2 4p31027 (exact) 1/m0c2 (exact) 1.380 65041242 310223 J/K 8.314 4721152 J/K # mol 5.670 4001402 31028 W/m2 # K4 6.626 068 961332 310234 J # s 6.022 141 791302 31023 mol21 5.291 772 08591362 310211 m *Parentheses indicate uncertainties in last decimal places. Source: U.S. National Institute of Standards and Technology, 2007 values SI PREFIXES POWER 1024 1021 1018 1015 1012 109 106 103 102 101 100 1021 1022 1023 1026 1029 10212 10215 10218 10221 10224 THE GREEK ALPHABET PREFIX yotta zetta exa peta tera giga mega kilo hecto deca — deci centi milli micro nano pico femto atto zepto yocto SYMBOL Y Z E P T G M k h da — d c m μ n p f a z y Alpha ...
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...COURSE PHYSICS 1 (CORE MODULES) Coordinators Dr. Oum Prakash Sharma Sh. R.S. Dass NATIONAL INSTITUTE OF OPEN SCHOOLING A-25, INSTITUTIONAL AREA, SECTOR-62, NOIDA-201301 (UP) COURSE DESIGN COMMITTEE CHAIRMAN Prof. S.C. Garg Former Pro-Vice Chancellor IGNOU, Maidan Garhi, Delhi MEMBERS Prof. A.R. Verma Former Director, National Physical Laboratory, Delhi, 160, Deepali Enclave Pitampura, Delhi-34 Dr. Naresh Kumar Reader (Rtd.) Deptt. of Physics Hindu College, D.U. Dr. Oum Prakash Sharma Asstt. Director (Academic) NIOS, Delhi Prof. L.S. Kothari Prof. of Physics (Retd.) Delhi University 71, Vaishali, Delhi-11008 Dr. Vajayshree Prof. of Physics IGNOU, Maidan Garhi Delhi Sh. R.S. Dass Vice Principal (Rtd.) BRMVB, Sr. Sec. School Lajpat Nagar, New Delhi-110024 Dr. G.S. Singh Prof. of Physics IIT Roorkee Sh. K.S. Upadhyaya Principal Jawahar Navodaya Vidyalaya Rohilla Mohammadabad (U.P.) Dr. V.B. Bhatia Prof. of Physics (Retd.) Delhi University 215, Sector-21, Faridabad COURSE DEVELOPMENT TEAM CHAIRMAN Prof. S.C. Garg Former Pro-Vice Chancellor IGNOU, Delhi MEMBERS Prof. V.B. Bhatia 215, Sector-21, Faridabad Prof. B.B. Tripathi Prof. of Physics (Retd.), IIT Delhi 9-A, Awadhpuri, Sarvodaya Nagar Lucknow-226016 Sh. K.S. Upadhyaya Principal Navodaya Vidyalaya Rohilla Mohammadabad, (U.P.) Dr. V.P. Shrivastava Reader (Physics) D.E.S.M., NCERT, Delhi EDITORS TEAM CHAIRMAN Prof. S.C. Garg Former Pro-Vice Chancellor IGNOU, Delhi MEMBERS Prof. B.B. Tripathi Prof. of Physics (Retd...
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...resistance. Solution: Given: Velocity of air v = 50 ms-1, Force constant c = 0.05 The force constant is given by F = cv2 = 0.05 × 2500 = 125 N. Question 2: An object is traveling at 20 ms-1 experiences a force of 50 N. Calculate the force constant. Solution: Given: Velocity of air v = 20 ms-1, Force F = 50 N, The force constant is given by c = F/v² = 50/20² = 0.125 http://formulas.tutorvista.com/physics/air-resistance-formula.html#air-resistance-problems http://physics.tutorvista.com/motion/projectile-motion.html • PhysicsMotionProjectile Motion Top Projectile Motion The motion of object in two dimensions is explained by two main principles that are kinematic principles and Newton's laws of motion. The motion in two dimensions is called the motion of projectiles. The projectile object is one on which is moved under the force of gravity. Some examples of projectiles are like an object is dropped from its rest condition on which there...
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...studentNational University of Singapore MW5200 MSC SCIENCE COMMUNICATION PROJECT Project Report Strengthening student engagement in the classroom. Course: Msc (Science Communication) Faculty of Science National University of Singapore Ganeshini D/O Sri kanthan A0075383Y Name: Student ID: Project Supervisor: A/P Helmer Aslaksen ABSTRACT The Ministry of Education (MOE) recognizes the importance of student engagement in the classroom. However, keeping students engaged in the classroom is a challenge for many educators these days. Student engagement is a contested concept, theorized in a variety of different ways within academic literature. This projects aims to define and understand the concept of student engagement. The purpose of this project was also to find out the usage of engagement based approaches in the classroom. The survey results in this project indicate that teachers do use these approaches in the classroom but not frequently enough. Usage of engagement based approaches in the classroom can be increased with changes in attitudes of teachers, sufficient support from schools and changes in modes of assessment. i AKNOWLEDGEMENTS I would like to thank the following people who have helped me in making this Masters Project interesting and a memorable one: Associate Professor Helmer Aslaksen for his guidance and patience. Without his constant assurance and encouragement this would not be possible. Colleagues and friends who contributed...
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...Albert Einstein (Germany) - Arguably needing no introduction, the most famous scientist that lived and a name that has become synonymous in popular culture with the highest intelligence. Enrico Fermi (Italy) - Heavily involved in the development of the world's first nuclear reactor and his work in induced radioactivity saw him awarded with the 1938 Nobel Prize in Physics. Vitaly Ginzburg (Russia) - One of three recipients of the 2003 Nobel inPhysics for their pioneering work in the theory of superconductors and superfluids. Christiaan Huygens (Netherlands) - Most well known for his wave theory of light, Huygens is credited with discovering the first of Saturn's moons. Werner Israel (Canada) - In 1990 Israel co-pioneered a study on black hole interiors. Ali Javan (Iran) - Born in Tehran, Ali Javan is listed as one of the top 100 living geniuses and co-inventor of the helium-neon laser. Makoto Kobayashi (Japan) - In 2008 Kobayshi shared the Nobel Prize inPhysics for his contribution in the discovery of the origin of broken symmetry. Philipp Lenard (Hungary) - 1905 recipient of Nobel Prize in Physics for his work with Cathode Rays. Felix Maramba (Philippines) - Built a coconut oil fuelled power generator. Holger...
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...Cooperative Problem Solving in Physics A User’s Manual Why? What? How? STEP 1 Recognize the Problem What's going on? STEP 2 Describe the problem in terms of the field What does this have to do with ...... ? STEP 3 Plan a solution How do I get out of this? STEP 4 Execute the plan Let's get an answer STEP 5 Evaluate the solution Can this be true? Kenneth Heller Patricia Heller University of Minnesota With support from the National Science Foundation, University of Minnesota, and U.S. Department of Education © Kenneth & Patricia Heller, 2010 Acknowledgments In reaching this stage in this work, we gratefully acknowledge the support of the University of Minnesota, the U.S. Department of Education FIPSE program, and the National Science Foundation. This work would not have existed without the close cooperation of the University of Minnesota School of Physics and Astronomy and Department of Curriculum and Instruction. We have incorporated the suggestions of many faculty members from both Physics and Education at the University of Minnesota and other institutions that have communicated with us at workshops, meetings, and by e-mail. This work has depended on the efforts and feedback of many graduate student teaching assistants in the School of Physics and Astronomy over the years. Much of this development is directly based on the research of the graduate students in the University of Minnesota Physics Education Program: Jennifer...
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...Date of Sale Seal of Bank / Institution with Address Initial of authorized sale clerk CONTENTS Sl. No. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. Appendix I. II. III. IV . V . VI. VII. VIII. IX. List of Institutions participated in CCB(AIEEE) -2010-Counseling .......................................................... 007 Nomenclature of Disciplines in Degree Engineering & Technology/ Architecture/Town Planning (Approved by AICTE) ............................................................................... 009 Syllabus .................................................................................................................................................... 010 Addresses of selling centers from where Application Forms can be procured against Cash Payment only ....................................................................................................... 019 Instructions for completing and sending the Application Form By Post ................................................. 024 List of Cities where All India Engineering/Architecture Entrance Examination will be conducted ................................................................................................................. 027 List of cities where on line examination will be conducted ...................................................................... 029 A. Procedure to be followed in conduct of AIEEE ...............................................................................
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...Astronomy 2B03: Lecture 2: What’s Out There? * Objects in the universe come in a hierarchy of scales and sizes: * Planets * Stars * Galaxies * The universe as a whole * These scales are so different from one step to the next that they are incredibly hard to comprehend all at once – no “everyday” experience to refer them to * If the Earth were a basketball how big would the moon be? Tennis ball * How many Earths would fit into the Sun? ~ 1 million * How many Jupiter’s would fit inside the Sun? 900 * How many Moons would fit inside the Earth? 50 * If we say the distance from here to Toronto (71 km) represents the distance between the Earth and the Sun, how far are we from Pluto? From Hamilton to Mexico, or from Hamilton to Calgary * If we say the distance from here to Toronto represents the distance between the Earth and the Sun, how far is the Earth from the Moon? From here to the edge of campus (Sterling and Forsyth) * If we say the distance from here to Toronto represents the distance between the Earth and the Sun, how big is the Earth? 3 meters * If we say the distance from here to Toronto represents the distance between the Earth and the Sun, how far is the Sun from the next nearest Star? 1/10th the distance from the Sun to Earth Lecture 3: The Earth: * Our starting point and only home * Both land and water * The only planet to have liquid water at its surface * Atmosphere: dense...
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...constant. While you are falling, you will probably feel as if you are floating—or not even moving at all. Falling is relational—if there is nothing to fall toward, you may not even be aware that you’re falling. If there is no ground, gravity might be low and you’ll feel weightless. Objects will stay suspended if you let go of them. Whole societies around you may be falling just as you are. And it may actually feel like perfect stasis—as if history and time have ended and you can’t even remember that time ever moved forward. A free falling object is an object that is falling under the sole influence of gravity. Any object that is being acted upon only by the force of gravity is said to be in a state of free fall. There are two important motion characteristics that are true of free-falling objects: * Free-falling objects do not encounter air resistance. * All free-falling objects (on Earth) accelerate downwards at a rate of 9.8 m/s/s (often approximated as 10 m/s/s for back-of-the-envelope calculations) That acceleration is the rate at which an object changes its velocity. Between any two points...
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...with things like physics and chemistry and is usually carried out in a laboratory, often by men in white coats. Scientific knowledge often comes in the form of laws. A good example would be Newton’s laws of motion. It is also claimed that science produces knowledge which is objective. This means it is true regardless of who believes it. It does not depend on any form of personal opinion or belief. Finally science produces knowledge which can be tested. This is because all the facts are clearly laid out and can be seen by anyone. Candidate B Firstly scientific knowledge produces law-like statements. These are things which hold true over time and place. For example water always boils at 100 degrees. Secondly the knowledge is in a form which is testable. Popper called this the ‘principle of falsification’. Others can test the knowledge in an attempt to disprove it. If they fail it remains valid. Thirdly it is objective. Exemplar answers for question 1b): Candidate A Secularisation means society is less religious. Some sociologists think this a fact but others are not convinced. Maybe it’s just religion is changing and people are finding different ways to be religious. Figures for the number of people attending church show there has been a big decline over the years. In Victorian times almost everyone went to church as it was expected of you. But the 20th century saw a big decline. Nowadays more people go to football matches on a Sunday...
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...Chapter 1, Introduction CHAPTER 1 Conceptual Problems C1. A room in a house has a floor area of 120 ft2. Which of the following is most likely the approximate volume of the room? a. 3 m3 b. 30 m3 c. 300 m3 d. 3 000 m3 C2. When SI units are plugged into an equation, it is found that the units balance. Which of the following can we expect to be true for this equation? a. The equation will be dimensionally correct. b. The equation will be dimensionally correct except sometimes in cases when the right hand side of the equation has more than one term. c. The equation will not be dimensionally correct. d. All constants of proportionality will be correct. C3. How long has it been that scientists have accepted that the nucleus of the atom consists of neutrons and protons? Think of your answers in terms of order of magnitude. a. about a decade b. about a century c. about a thousand years d. since Aristotle C4. Consider the sine of any angle between 30° and 40°. If the angle were doubled, what would happen to the sine of the angle? a. It would double. b. It would more than double. c. It would increase but be less than double. d. In different cases, it could do any of the above. C5. There are other ways of expressing uncertainty besides significant figures. For example, suppose a quantity is known to have a value between 20.4 and 20.0 and our best estimate of the value is midrange at 20.2. We could write the number as 20.2 +/- 0.2 and say that the number has a 1% uncertainty. We would...
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...Chapter 1 Problems 1, 2, 3 = straightforward, intermediate, challenging Section 1.2 Matter and Model-Building Note: Consult the endpapers, appendices, and tables in the text whenever necessary in solving problems. For this chapter, Appendix B.3 may be particularly useful. Answers to odd-numbered problems appear in the back of the book. 1. A crystalline solid consists of atoms stacked up in a repeating lattice structure. Consider a crystal as shown in Figure P1.1a. The atoms reside at the corners of cubes of side L = 0.200 nm. One piece of evidence for the regular arrangement of atoms comes from the flat surfaces along which a crystal separates, or cleaves, when it is broken. Suppose this crystal cleaves along a face diagonal, as shown in Figure P1.1b. Calculate the spacing d between two adjacent atomic planes that separate when the crystal cleaves. [pic] Figure P1.1 Section 1.3 Density and Atomic Mass 2. Use information on the endpapers of this book to calculate the average density of the Earth. Where does the value fit among those listed in Tables 1.5 and 14.1? Look up the density of a typical surface rock like granite in another source and compare also to it. 3. The standard kilogram is a platinum-iridium cylinder 39.0 mm in height and 39.0 mm in diameter. What is the density of the material? 4. A major motor company displays a die-cast model of its first automobile, made from 9.35 kg of iron. To celebrate its hundredth...
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...“Welcome to driving in Louisiana.” I am pleased to present the Louisiana Driver’s Guide to our new and current drivers. This guide is designed to provide you with the rules of the road, knowledge to assist you in making better driving decisions, and valuable information on safety and sharing the road with others. It is incumbent upon you, the driver, to respect all traffic laws and other drivers as well. Driving is a vital part of life. It provides you with a means of attaining the necessities of daily living as well as providing you with the added convenience to move about at leisure. The driving experience, however, is a privilege and comes with great responsibilities. Please strive to become a safe and dependable driver to ensure that this privilege is not lost. Driving, the same as life, is a constant learning experience. The information contained in this guide, along with your experience and responsive actions while driving, will assist in protecting you, your family, and other drivers. This guide is not intended to be an official legal reference to the Louisiana traffic laws. It only highlights those laws, driving practices and procedures that you will use most often. It should be noted that the material in this guide is subject to change to comply with amended State and Federal legislations. Remember to buckle up. Safety belts save lives. Let’s work together to make Louisiana a safer place for all. Stephen F. Campbell Stephen F. Campbell Commissioner CHAPTER 1 .....
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...“Welcome to driving in Louisiana.” I am pleased to present the Louisiana Driver’s Guide to our new and current drivers. This guide is designed to provide you with the rules of the road, knowledge to assist you in making better driving decisions, and valuable information on safety and sharing the road with others. It is incumbent upon you, the driver, to respect all traffic laws and other drivers as well. Driving is a vital part of life. It provides you with a means of attaining the necessities of daily living as well as providing you with the added convenience to move about at leisure. The driving experience, however, is a privilege and comes with great responsibilities. Please strive to become a safe and dependable driver to ensure that this privilege is not lost. Driving, the same as life, is a constant learning experience. The information contained in this guide, along with your experience and responsive actions while driving, will assist in protecting you, your family, and other drivers. This guide is not intended to be an official legal reference to the Louisiana traffic laws. It only highlights those laws, driving practices and procedures that you will use most often. It should be noted that the material in this guide is subject to change to comply with amended State and Federal legislations. Remember to buckle up. Safety belts save lives. Let’s work together to make Louisiana a safer place for all. Stephen F. Campbell Stephen F. Campbell Commissioner CHAPTER 1 .....
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