Physics C-110 Module 1 Chapter 1 1. What is science? Science is a body of knowledge that is ever changing. It is made up of not only facts but also theories that are made up of well-tested hypotheses. 2. Distinguish among the scientific fact‚ hypothesis‚ law and theory As stated above‚ a theory is made up of well-tested hypotheses‚ which in themselves are well educated guesses yet to be proven. A fact is something that can change over time even though it was agreed upon by knowledgeable
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The Atomic and Nuclear Structure of an Atom The atom has three main components the protons‚ neutrons‚ and electrons. The protons and neutrons make up the nucleus‚ while the electrons are found outside the atom’s nucleus. Each component of an atom has a charge to it. The protons have a positive charge. The electrons have a negative charge‚ and the neutrons have a neutral charge. The atoms also have a charge. For example hydrogen can be negative‚ positive or neutral. These are called
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Open-ended Investigation (mass and force) Aim: To show the relationship between Mass‚ the force acting on it‚ and acceleration by gathering data through investigations. Hypothesis: As Mass increases‚ Acceleration Decreases. Therefore‚ Acceleration is inversely proportional to mass. Introduction A force is a push or pull acting upon an object‚ as a result of its interaction with another object. In a state of motion‚ an object experiences different forces which influences its movement. There are many
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com/business/redstone/1574/id69.htm (10/13/04) http://carini.physics.indiana.edu/E105/drag-force.html (10/13/04) http://van.hep.uiuc.edu/van/qa/section/Underwater_and_in_the_Air/Air_Resistance/20020326210816.htm (10/13/04) http://www.batesville.k12.in.us/physics/PhyNet/Mechanics/Newton2/air_resistance.htm (10/13/04)
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teach Learning Outcomes At the end of the lesson students should be able Content To introduce them to the Physics. To differentiate physical and chemical changes. To explain the scientific method. To distinguish different parts of Physics (mechanics‚ statics‚ kinematics‚ dynamics). Content To know Physics aims. To define physical and chemical changes. To know the steps of the scientific method. Cognition To describe phenomena. To encourage critical thinking. To relate an image to
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aim of stress analysis is to take the geometry of a component or structure and the externally applied “loads” and determine the state of stress in the material. Subjects that encompass stress analysis include “strength of materials”‚ “solid mechanics”‚ mechanics of deformable solids” ‚ etc. When the stresses in the body are known‚ the material properties are used in a failure theory to decide whether the body can withstand the design loads. If this is the case‚ then further analysis may be undertaken
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dedicate this book to my wife‚ Enid‚ who has encouraged me and tolerated my idiosyncrasies over the years. Acknowledgments: I wish to thank my friend‚ Dr. Nikolai Yatsenko‚ for volunteering to spend many hours teaching me aspects of quantum mechanics and general relativity. During these lessons I began the first steps of formulating a conceptually understandable model of the universe. Also Dr. Chris Ray has provided helpful comments on the text. Finally‚ I would like to thank Francis William
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the body certain sensations as the coaster moves up‚ down‚ and around the track. The forces experienced by the rider are constantly changing‚ leading to feelings of joy in some riders and nausea in others. The basic principles of roller coaster mechanics have been known since 1865‚[citation needed] and since then roller coasters have become a popular diversion. * | centripetal acceleration Centripetal acceleration is not a true force‚ but rather the result of an object’s inertia‚ or resistance
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Exploring the virtual reality conjecture Brian Whitworth Introduction Computers today simulate entire worlds‚ with their own time‚ space and objects‚ but that our world could be so is normally a topic of science fiction‚ not physics. Yet that the world is illusory has a long history. In Buddhism‚ the world expresses the Universal Mind‚ in Hinduism it is Maya‚ the illusion of "God’s play”‚ and to Plato it was just shadows flickering on a wall1. That the world is digital is also not new‚ as to
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biomechanics can benefit an athlete? Biomechanics is a branch of sport science‚ through the understanding of the internal and external forces which act on an athlete effecting their performance. For an athlete learning the functional anatomy and mechanics of movement will help the athlete learn the skill‚ develop the skill‚ and to help the athlete be able to correct any errors that may need to fixed. for example: 1. Coaches use their understanding of biomechanics to make modifications to the athletes
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