Potential energy Essays & Research Papers

Best Potential energy Essays

  • potential energy - 1408 Words
    Potential Energy • Definition and Mathematics of Work • Calculating the Amount of Work Done by Forces • Potential Energy • Kinetic Energy • Mechanical Energy • Power An object can store energy as the result of its position. For example, the heavy ball of a demolition machine is storing energy when it is held at an elevated position. This stored energy of position is referred to as potential energy. Similarly, a drawn bow is able to store energy as the result of its position. When assuming...
    1,408 Words | 5 Pages
  • Potential Energy - 763 Words
    Question 1 | 1.61 points | Save | | You are standing on a scale in an elevator. Suddenly you notice your weight decreases. What do you conclude? | | | | | | | | The elevator is accelerating downwards. | | | The elevator is moving at a constant velocity downwards. | | | The elevator is moving at a constant velocity upwards. | | | Your diet is working. | | | The elevator is accelerating upwards. | | | | | | Question 2 | 1.61 points | Save | |...
    763 Words | 4 Pages
  • Potential Energy - 589 Words
    examples of work done=force x distance What is work? Work in physics is the transfer of energy; work is done on an object when an applied force moves it through a distance. The link between work and energy is work done equals energy transferred. The units for the two are also the same (joules). E.g. 500J of work = 500J of kinetic energy. Work is calculated with the formula: work done=force x distance moved For example, if a force of 10 newton (F = 10 N) acts along point that travels 2...
    589 Words | 3 Pages
  • Potential Energy - 268 Words
    Potential Energy Potential Energy is a type of energy that does not involve motion. It is the energy that is stored up. The more work done to change an object's position or shape, the more potential energy it has. For example, a person on a ladder has more potential energy than a person on the ground because they have done more work to get up there. Kinetic Energy Kinetic Energy is the energy of motion. The more work an object has done, the more kinetic energy it has. the amount of kinetic...
    268 Words | 1 Page
  • All Potential energy Essays

  • Kinetic and Potential Energy - 374 Words
    When something is able to change its environment or itself, it has energy. When you think of energy, you might think of action- or objects in motion, like the baseball that shatters a window. There are different forms of energy. Turn on an electric light and a dark room becomes bright. Turn on a music player and sound comes through your headphones. In both situations, energy moves from one place to another; effect and reaction. The two different types of energy are kinetic and potential energy....
    374 Words | 2 Pages
  • Investigation Into Elastic Potential Energy
    Why and What I hope to achieve: I believe that the purpose of doing this is to allow me to demonstrate my understanding of Elastic potential energy. And the projectile concepts of the effect of changing potential into kinetic energy and for me to demonstrate my ability to apply elastic potential energy to a scientific investigation. What am I going to do and what will it prove: I am going to use an elastic band and release it from different tensions I will then measure how far it...
    948 Words | 5 Pages
  • Potential: Kinetic Energy and Kg
     Potential Energy: Potential energy is the stored energy of position possessed by an object. Potential Energy Formula : Potential Energy: PE = m x g x h Mass: Acceleration of Gravity: Height: where, PE = Potential Energy, m = Mass of object, g = Acceleration of Gravity, h = Height of object, Examples: 1. A cat had climbed at the top of the tree. The Tree is 20 meters high and the cat weighs 6kg. How much potential energy does the cat have? m = 6 kg, h...
    604 Words | 4 Pages
  • Gravitational Potential Energy - 1770 Words
    N09/4/PHYSI/SPM/ENG/TZ0/XX+ 88096504 Physics standard level PaPer 1 Monday 16 November 2009 (afternoon) 45 minutes INSTRUCTIONS TO CANDIDATES • Do not open this examination paper until instructed to do so. • Answer all the questions. • For each question, choose the answer you consider to be the best and indicate your choice on the answer sheet provided. 8809-6504 16 pages © International Baccalaureate Organization 2009 – 2 – 1. N09/4/PHYSI/SPM/ENG/TZ0/XX+...
    1,770 Words | 10 Pages
  • potential and kinetic energy - 865 Words
    Potential and Kinetic Energy lab report Caty Cleary 4th period Problem statement: How does the drop height (gravitational potential energy) of a ball affect the bounce height (kinetic energy) of the ball? Variables: Independent variable- drop height Dependent variable- bounce height Controlled variables (constants) - type of ball, measurement(unit), place bounced, and the materials used for each experiment. Hypothesis: If the gravitational potential energy (drop height) of the ball...
    865 Words | 7 Pages
  • Potential Energy and Solution - 1058 Words
    Work and Energy Worksheet Section 1 Work: 1. A person pulls a toboggan for a distance of 35.0m along the snow. The force in the rope (tension) is 94.0N. How much work is done on the sled? Solution: W= Fd W= 94.0N x 35.0m W= 3290 Nm or J 2. The cable of a large crane applies a force of 2.2x10^4N to a demolition ball as it lifts it vertically a distance of 7.6m. a) How much work is done on the ball? b) Is the work positive or negative? Why?...
    1,058 Words | 4 Pages
  • Mass and Gravitational Potential Energy
    WORK and ENERGY Work done by a constant force 1- The drawing shows a plane diving toward the ground and then climbing back upward. During each of these motions, the lift force acts perpendicular to the displacement , which has the same magnitude, 1.7 × 103 m, in each case. The engines of the plane exert a thrust , which points in the direction of the displacement and has the same magnitude during the dive and the climb. The weight of the plane has a magnitude of 5.9 × 104 N. In both...
    1,193 Words | 5 Pages
  • Potential Energy Diagram - 327 Words
    POTENTIAL ENERGY DIAGRAM In physics the terms of mechanical energy usually refers to Potential energy (U) and Kinetic Energy (K). In the absence of non-conservative, or dissipative forces, these energies obey the law of conservation of energy, or ΔU + ΔK = 0. That is, when a system is only acting under the influence of conservative forces its total energy content never changes, the energy just converts between forms. At any point in the cycle, the total energy is constant, U + K = Umax =...
    327 Words | 2 Pages
  • Energy - 1465 Words
    CONTENTS Topics Page No ENERGY TYPES OF ENERGY ENERGY RESOURCES ADVANTAGES AND DISADVANTAGES ENERGY CONSERVATION REFERENCE ENERGY Energy is one of the most fundamental parts of our universe. We use energy to do work. Energy lights our cities. Energy powers our vehicles, trains, planes and rockets. Energy warms our homes, cooks our food, plays our music, gives us pictures on television. Energy powers machinery in...
    1,465 Words | 5 Pages
  • Energy - 1517 Words
    1975 B1 - Class A 2kilogram block is released from rest at the top of a curved incline in the shape of a quarter of a circle of radius R. The block then slides onto a horizontal plane where it finally comes to rest 8 meters from the beginning of the plane. The curved incline is frictionless, but there is an 8newton force of friction on the block while it slides horizontally. Assume g = 10 meters per second2. a. Determine the magnitude of the acceleration of the block while it slides...
    1,517 Words | 7 Pages
  • Types of energy, and energy resources.
    [Energy resources]: The 2 broad types Pros and Cons of each type Ways in which they are harnessed There two main types of energy these are: 1. Potential energy 2. Kinetic energy Potential energy Potential energy is energy stored due to position. The following are some example in which potential energy can be found. 1. Wound-up spring When a spring of a dock work toy car unwinds, the stored energy in the spring drives the wheels and the car moves. The wound-up spring is said to posse...
    628 Words | 5 Pages
  • Down the Hill Lab Report: Potential Energy, Kinetic Energy, and Speed of a Cart with 1kg Mass
    Down the Hill Lab Report Kinetic & Potential Energy Name: Corinne Chen Block: 1 – 3 Date: May 22nd, 2013 Purpose: To investigate and compare the potential energy, kinetic energy and speed of a cart on a hill 1 kg h 1 m Materials: 1. 2. Cart & 1 kg mass 3. Board 4....
    515 Words | 3 Pages
  • Electric Potential - 770 Words
    THE WORK DONE BY A CONSERVATIVE FORCE ALWAYS HAS FOUR PROPERTIES: 1. It can be expressed as the difference between the initial and final values of a potential-energy function. 3. It is independent of the path of the body and depends only on the starting and ending points. 2. It is reversible. 4. When the starting and ending points are the same, the total work is zero. The total mechanical energy ME = K + U is constant. Object moving in a uniform gravitational field...
    770 Words | 11 Pages
  • Work And Energy - 840 Words
    Summary When a force displaces, work is said to be done. The force should be the net force and there should be a net displacement of the object. Work done by force acting on an object in the direction of the force is equal to the product of the magnitude of the force and the displacement covered by the object in the direction of the force. The work done is measured in joule in the SI system after the scientist James Prescott Joule. Erg is the CGS unit of work. Conditions for work to be...
    840 Words | 3 Pages
  • Energy and Block - 730 Words
    Assignment – Physics 1 1. Two carts, one twice the mass of the other, experience the same force for the same time. What is their difference in momentum? What is their difference in kinetic energy? 2. A 12 g bullet is fired horizontally into a 96 g wooden block initially at rest on a horizontal surface. After impact, the block slides 7.5 m before coming to rest. If the coefficient of kinetic friction between block and surface is 0.60, what was the speed of the bullet immediately before...
    730 Words | 3 Pages
  • Kinetic Energy - 385 Words
    KINETIC ENERGY Objects have energy because of their motion; this energy is called kinetic energy. Kinetic energy of the objects having mass m and velocity v can be calculated with the formula given below; K=1/2mv² Kinetic energy is a scalar quantity; it does not have a direction. Unlike velocity, acceleration, force, and momentum, the kinetic energy of an object is completely described by magnitude alone. Like work and potential energy, the standard metric unit of measurement for kinetic...
    385 Words | 2 Pages
  • Energy Audit - 1013 Words
    With the world’s fossil fuel supply beginning to dwindle, and the threat of climate change looming in our future, conservation of energy has become more important than ever before. In this personal energy audit I will analyze my energy use over the week of September 21st-27th. I made a log of any daily activities which required an energy input, and noted their duration. This information was then used to determine the energy required per year. As I have not been living at my current address...
    1,013 Words | 4 Pages
  • Physics, Energy - 2401 Words
    Romar M. Cabinta EXERCISES 15 WORK, ENERGY, AND POWER A. CONCEPTUAL QUESTIONS 1. Is work done when you move a book from the top of the desk to the floor? Why? Yes. It is because the displacement of the book from the top of the desk to the floor and the force that is applied to the book is parallel with one another. 2. State the law of Conservation of Mechanical Energy in two ways? The law of conservation of energy states that energy may neither be created nor destroyed....
    2,401 Words | 11 Pages
  • Wave Energy - 767 Words
    WAVE ENERGY Chapter 2: Energy Technology 2.1 Source of Wave Energy Ocean waves are caused by the wind as it blows across the open expanse of water, the gravitational pull from the sun and moon, and changes in atmospheric pressure, earthquakes etc. Waves created by the wind are the most common waves and the waves relevant for most wave energy technology. Wave energy conversion takes advantage of the ocean waves caused primarily by the interaction of winds with the ocean surface. Wave energy...
    767 Words | 3 Pages
  • Kinetic Energy - 9840 Words
    k www.studyguide.pk www.studyguide.pk www.studyguide. www.studyguide.pk k www.studyguide.pk www.studyguide.pk www.studyguide. k www.studyguide.pk www.studyguide.pk www.studyguide. 1 A sphere has volume V and is made of metal of density ρ. (a) Write down an expression for the mass m of the sphere in terms of V www.studyguide. k www.studyguide.pk www.studyguide.pk and ρ....
    9,840 Words | 48 Pages
  • What Is Energy - 338 Words
    Assignment: (Physics) 1. What is energy? 2. Differentiate Potential from Kinetic Energy 3. Differentiate Gravitational Potential Energy from Elastic Potential Energy 1. In physics, energy is an indirectly observed quantity that is often understood as the ability of a physical system to do work on other physical systems. However, this must be understood as an overly simplified definition, as the laws of thermodynamics demonstrate that not all energy can perform work. 2. Kinetic...
    338 Words | 2 Pages
  • Energy Lab - 604 Words
    Energy Lab On November 13th, we did a lab to learn about energy. The definition of Kinetic Energy is energy of movement. The definition of Gravitational Potential Energy is energy in an object due to its positioning. The question that we had to answer was whether of not we could calculate the Gravitational Potential Energy and Kinetic Energy of various objects in different locations. To do this lab we had to first weigh the given objects. For this time, we weighed : a marble, a bouncy ball,...
    604 Words | 2 Pages
  • Conservation of Energy - 1720 Words
    Cheryce Smith PHY 211 Lab #7 CONSERVATION OF ENERGY OBJECTIVE The purpose of this experiment is to calculate the gravitational potential energy through experimental values, to calculate the theoretical potential energy given the experimental kinetic energy in an isolated system while also using the kinetic energy to find the spring constant, and to compare kinetic energies and potential energies in an isolated system to see if they are equivalent. METHOD To calculate the...
    1,720 Words | 10 Pages
  • Energy Concept - 604 Words
    This week we explore a number of important concepts in Chapter 5 concerning energy and how reactions are facilitated in cells. In this conference please provide a brief description of one of the following topics: What is energy? The capacity to cause change, or to move matter in a direction it would not move if left alone. A child pushing a ball, the energy is transferred from the muscle of the child to the ball forcing the ball to move. What is kinetic energy? The energy of motion,...
    604 Words | 2 Pages
  • Application of Energy - 727 Words
    Application of Energy ------------------------------------------------- Forms of energy Main article: Forms of energy Energy exists in many forms: Heat, a form of energy, is partly potential energy and partly kinetic energy. In the context of physical sciences, several forms of energy have been defined. These include: * Thermal energy, thermal energy in transit is called heat * Chemical energy * Electric energy * Radiant energy, the energy of electromagnetic radiation *...
    727 Words | 3 Pages
  • Kinetic Energy - 466 Words
    History A roller coaster train going down hill represents merely a complex case as a body is descending an inclined plane. Newton's first two laws relate force and acceleration, which are key concepts in roller coaster physics. At amusement parks, Newton's laws can be applied to every ride. These rides range from 'The Swings' to The 'Hammer'. Newton was also one of the developers of calculus which is essential to analyzing falling bodies constrained on more complex paths than inclined planes. A...
    466 Words | 2 Pages
  • Wave Energy - 3959 Words
    CONTENTS 1. INTODUCTION 1 2. POINT ABSORBER DRIVEN LINEAR GENERATOR 3 Machine configuration 5 General description 5 Stator 5 Magnet dimensions 6 Grid connections 6 Point absorber array 8 Wave regeneration 9 4. FLOATING WAVE ENERGY EXTRACTOR 11 Components 11 Working 12 5. ADVANTAGES AND DRAWBACKS 13 6. CONCLUSION 15 REFERENCES 16 INTRODUCTION Today more than 80 per cent of...
    3,959 Words | 13 Pages
  • Energy Conversion - 742 Words
    Running Head: Energy Conversion Energy Conversion Marlon Walker Professor Abdul Kahn SCI 110: Integrated Science October 21, 2011 Abstract Energy conversion has been a topic of debate and research for many years. Scientists conduct experiments in hopes of finding an alternative to relying on burning fossil fuels for electricity. While companies who believe their alternative is the best choice, debate over whose source is the “greenest”. Whether it be biomass, hydroelectricity,...
    742 Words | 3 Pages
  • Work & Energy - 623 Words
    Work & Energy Physical Science Ms.Barconey May 8, 2013 Work is the transfer of energy to an object by the application of a force that causes the object to move in the direction of the force. Three examples of work would be a tractor pulling a float, a mother pushing a baby stroller, and a body builder lift a barbell over their head. Work is measured in joules and the formula for work is Work=Force*Distance. Power is a quantity that measures the rate at which work is...
    623 Words | 2 Pages
  • Energy Conversion - 1168 Words
    Energy Conversion; Fossil Fuels; Attractive Sources of Energy; Alternative to Fossil Fuels and Their Relative Advantages and Disadvantages Energy Conversion; Fossil Fuels; Attractive Sources of Energy; Alternative to Fossil Fuels and Their Relative Advantages and Disadvantages Introduction Energy comes in different forms and different terms distinguished one form from another. Potential energy is called the energy that possessed by an object due to its position. Kinetic energy is...
    1,168 Words | 4 Pages
  • Geothermal energy - 501 Words
    Unlike other power plants that rely on coal or other ¬¬¬fossil fuels to create electricity for homes and businesses, geothermal power plants use superheated fluids from the earth’s geothermal energy to generate electricity. When magma heats up the water from underground, it creates superheated fluids. When these super-heated fluids reach the surface they will be turned into steam. This steam will then power a turbine, which will in turn power a conductor. The conductor will then produce...
    501 Words | 2 Pages
  • Work and Energy - 649 Words
    Holt Physics—Chapter 5: Work and Energy Price I. Section 5.1—Work A. Definition of work 1. Work does not mean the same thing in Physics as it does in the everyday sense of the word. 2. Work is defined as a force causing a displacement. Work = force x displacement W = Fd 3. Work is NOT done on an object unless the displacement is greater than zero 4. The only forces that are considered to do work are those...
    649 Words | 4 Pages
  • conservation of energy - 602 Words
    Lab 3: Conservation of energy Introduction: In this experiment, we assumed the equation: mgh=(mv/t)(v/2)t=(1/2)mv2 This is an equation that describes how energy is conserved for a falling ball. On the left hand side, the quantity mgh is the force on the ball times its height h above the ground before it was dropped. We call it the gravitational potential energy of the ball before it was dropped. On the right hand side is a quantity (1/2) mv2 which is called the kinetic energy of the ball...
    602 Words | 2 Pages
  • Conservation of Energy - 364 Words
    [Lab 5: Conservation of Energy] [Yuyu Bao] Lab Partners: [Suyu Chao] TA: Jack Rory Staunton Section: [THU 4:25 PSH-366] ABSTRACT This lab I calibrated experiment equipment, did experiment steps (most do not include the computer steps) and assist partners in order to use computer software better. The experimental principle is the total energy of the kinetic and potential energy, elastic potential energy of the spring on the...
    364 Words | 2 Pages
  • energy conversion - 1458 Words
    Student Exploration Energy Conversion in a System Vocabulary energy, gravitational potential energy, heat energy, kinetic energy, law of conservation of energy, specific heat capacity Prior Knowledge Questions (Do these BEFORE using the Gizmo.) A battery contains stored energy in the form of chemical energy. What are some examples of devices that are powered by batteries ___________________ _________________________________________________________________________ What different forms of...
    1,458 Words | 6 Pages
  • Energy And Environment - 3096 Words
    Energy use and supply is of fundamental importance to society and, with the possible exception of agriculture and forestry, has made the greatest impact on the environment of any human activity - a result of the large scale and pervasive nature of energy related activities. Although energy and environment concerns were originally local in character - for example, problems associated with extraction, transport or noxious emissions - they have now widened to cover regional and global issues such...
    3,096 Words | 9 Pages
  • Energy Sniffer - 6068 Words
    EnergySniffer: Home Energy Monitoring System using Smart Phones Mostafa Abdulla Uddin Tamer Nadeem Department of Computer Science Old Dominion University Department of Computer Science Old Dominion University muddin@cs.odu.edu nadeem@cs.odu.edu ABSTRACT Tracking home energy usage for each individual running machine is a prerequisite for making energy conservation and management efficient. In order to meet the requirement for monitoring home energy consumption, several...
    6,068 Words | 27 Pages
  • Conversion of Energy - 2579 Words
    Hydraulics – CIVL 2130 Conservation of Energy Aim The aim of this lab experiment is to observe the flow behaviour of water through a pipe of variable section. Firstly, we will investigate the interchange of pressure and kinetic energy at each diameter change. Secondly, we will study the application of this interchange to the flow metering devices. Lastly, energy losses due to friction and pressure effects are estimated. Experimental Apparatus [pic] Pre-lab Question Pressure...
    2,579 Words | 12 Pages
  • Energy and Efficiency - 628 Words
    Calculating Efficiency. Efficiency (%) = Useful Energy Out x 100 Total Energy In Questions 1) A light bulb takes in 30J of energy per second. It transfers 3J as useful light energy and 27J as heat energy. Calculate the efficiency. 2) A kettle takes in 2000J of energy per second. It transfers 1500J as useful heat energy and 500J is wasted as sound energy. Calculate the efficiency of the kettle. Remember: In the exam they may...
    628 Words | 3 Pages
  • Energy Management - 474 Words
    Energy Management - We are What we Do! Do we walk the talk when it comes to energy management? While there is whole lot of hype on the subject, there appears to be very little action in comparison. How do you convert talk to action? After speaking to industry experts and champions of energy management in various companies, there seem to be different styles in which companies approach energy management initiatives. Basically, the companies vastly differ on their attitude towards energy...
    474 Words | 2 Pages
  • Conservation of Energy Lab - 218 Words
    Lab: Conservation of Energy Purpose: To determine and prove that the total energy will remain the same Materials: ● probe ● meter stick ● 2 by 4 wooden block ● shelf (ramp) ● binders (for elevation) Procedure: 1. determine the mass of the block 2. take your ramp and put one side on the table and the other side on the elevated stack of binders 3. set probe at the top of the ramp 4. set the probe to record position and velocity 5. measure the height of the ramp 6....
    218 Words | 2 Pages
  • Law of Conservation of Energy - 382 Words
    As the man puts the hot wheel on top it is filled with potential energy but as it starts to descend, the potential energy starts getting transferred to kinetic energy. The total mechanical energy stays the same because as the potential and kinetic energy change, they still equal the same amount of energy because it cannot be destroyed or added. As the man puts the hot wheel on top it is filled with potential energy but as it starts to descend, the potential energy starts getting transferred to...
    382 Words | 1 Page
  • Energy Consumption Profiles - 1068 Words
    Energy An Analysis of Total Final Energy Consumption of Economies Introduction Sustainable development has been rapidly progressing in importance due to increased carbon emissions, which have been suggested to contribute to global warming (IPCC, 2007). Mitigation strategies include switching to cleaner energy, increasing energy efficiency or conservation of energy, and carbon capture & storage. To achieve this, coordinated efforts of all governments to implement effective policies is...
    1,068 Words | 4 Pages
  • Torque: Kinetic Energy - 5308 Words
    WHAT IS TORQUE? Torque is a measure of how much a force acting on an object causes that object to rotate. The object rotates about an axis, which we will call the pivot point, and will label 'O'. We will call the force 'F'. The distance from the pivot point to the point where the force acts is called the moment arm, and is denoted by 'r'. Note that this distance, 'r', is also a vector, and points from the axis of rotation to the point where the force acts. (Refer to Figure 1 for a pictoral...
    5,308 Words | 16 Pages
  • Quiz Questions on Energy - 895 Words
    Question 1: Suppose you walk across a room carrying a bucket of water in your right hand. To keep the water from sloshing out, you walk at constant speed, making sure the bucket is kept at the same height above the ground. Which statement is true? a) You exert a force on the bucket and do work on the bucket as you carry it. b) You exert a force on the bucket but do no work on the bucket. c) You don’t exert a force on the bucket and you do no work on it. Answers: b Question 2: TRUE or...
    895 Words | 4 Pages
  • Mechanics-Work.Power&Energy - 3033 Words
    3 Work, Power and Energy At the end of this section you should be able to: a. b. c. d. e. f. describe potential energy as energy due to position and derive potential energy as mgh describe kinetic energy as energy due to motion and derive kinetic energy as mv2/2 state conservation of energy laws and solve problems where energy is conserved define power as rate of energy transfer define couple, torque and calculate work done by variable force or torque solve problems where energy is lost due to...
    3,033 Words | 16 Pages
  • River Energy Essay - 944 Words
    Describe and explain the factors that influence how much a work a river can do (25) The work that a river does is erosion, transportation and deposition. The amount of work a river can do is dependent on the energy it has and this energy is determined by many factors. The study of water flow in a river channel is known as hydraulics. Hydraulic geometry is the study of the relationships that exist within river channels that ultimately determine how much work the river will be able to carry...
    944 Words | 3 Pages
  • Energy and Rube Goldberg Device
     Part 1: Lab Worksheet (30 points) 1. Give three examples, from the lab, where potential energy was converted to kinetic energy. (6 points) 2. Describe the adjustments you made to the Rube Goldberg device in order to keep the flow of energy going. (6 points) 3. At the end of the lab all of the matter (such as the string, the ball and the books) stayed in the area. The potential energy, that was stored in the ball on the high shelf and suspended weights as well as the stored mechanical energy...
    693 Words | 2 Pages
  • research on hydropower and biomass energy
    research on hydropower and biomass energy. So if you find out what it is, roughly explain, and then say how we would use it to benefit Venezuela: hydropower: what it is; ydro power is used to generate electricity. Eg Boulder dam Once the electricity is generated, it is mixed in with the rest of the power grid. So users of electricity can't tell if their electricity came from a hydroelectric power plant, a nuclear power plant, or a wind turbine power plant. Things powered by...
    1,505 Words | 5 Pages
  • Physics: Work, Power, Energy
    Experiment 4: Work, Power and Energy Arlie Bamiano, Jealine Marie Bernabe, Petrenne Clarice Caimbon, Jhia Caso Department of Biological Sciences College of Science, University of Santo Tomas España, Manila Philippines Abstract The experiment deals primarily with computing the work done by gravity on each member in two scenarios (going up and down the stairs of the second floor and the third floor of the Main Building) wherein weight was also considered and following this, the...
    2,000 Words | 7 Pages
  • Conservation of energy lab - 538 Words
    Conservation of energy lab April-1-14 Abstract: The purpose of this lab is to verify the law of conservation of energy. The law of conservation of energy states that in an isolated system energy cannot begained or lost, but only transformed throughout the system, assuming there are no non-conservative forces present. If conservation of energy is indeed true, it is expected that the initial energy of a system will equal the final energy of a system. Thus using a ramp and marble we...
    538 Words | 5 Pages
  • Energy of a Tossed Ball - 768 Words
    Energy of a Tossed Ball Project PURPOSE: The purpose for the students of the Energy of a Tossed Ball Lab involved learning how to measure the change in kinetic and potential energies as a ball moves in free fall. Since there is no frictional forces working on the ball the total energy will remain constant and the students will see how the total energy of the ball changes during free fall. HYPOTHESIS: 1. The ball has potential energy while momentarily at rest at the top of the path....
    768 Words | 3 Pages
  • What is wind energy
    What is wind energy? Wind energy is energy that is created by using the wind to generate power. It is a form of kinetic energy that can be transformed into mechanical energy or electricity. What is solar energy? Solar energy is energy derived from the sun. Used synonymously with solar power, it is the ability of the sun to convert sunlight into electricity. What is geothermal energy? Geothermal energy is energy generated from the heat beneath the Earth’s surface. It is a renewable energy...
    331 Words | 2 Pages
  • Question Conservation of Energy - 437 Words
    QUESTION( Conservation of Energy) 1. Missy Diwater, the former platform diver for the Ringling Brother's Circus had a kinetic energy of 15 000 J just prior to hitting the bucket of water. If Missy's mass is 50 kg, then what is her speed? Solution: According to energy conservation, the kinetic energy at the bottom of the dive (15,000J) is equal to her gravitational potential energy before the dive. We can use this fact to find her dive height: PE = mgh h = PE/mg = 15,000J /...
    437 Words | 3 Pages
  • Conservation of Energy Lab - 1537 Words
    FREE FALL AND CONSERVATION OF MECHANICAL ENERGY ABSTRACT Free fall is defined as the ideal falling motion of an object that is subject only to the earth’s gravitational field. To prove the law of conservation of energy, the free fall motion of an object can be represented through 3 different analyses; position of the object vs. time, velocity of the object vs. time, and acceleration of the object vs. time. It is observed in this ball toss experiment, at any point during the free fall period,...
    1,537 Words | 5 Pages
  • Physics Note on Work and Energy
    K.V. Silchar WORK ENERGY AND POWER WORK PHYSICAL DEFINITION When the point of application of force moves in the direction of the applied force under its effect then work is said to be done. MATHEMATICAL DEFINITION OF WORK F s Work is defined as the product of force and displacement in the direction of force W=Fxs FSinθ F θ FCosθ s If force and displacement are not parallel to each other rather they are inclined at an angle, then in the evaluation of work component of force...
    5,601 Words | 21 Pages
  • Mechanical Energy Report - 864 Words
    Mechanical energy Mechanical energy is the energy that is possessed by an object due to its motion or due to its position. Mechanical energy can be either kinetic energy (energy of motion) or potential energy (stored energy of position). Introduction: We use a system consisting of two weights hanging at each end of a thin thread lying over a wheel. A photo gate is placed so that the light is interrupted by the spokes of the wheel. The data are recorded electronically and this makes it...
    864 Words | 5 Pages
  • Energy and Hard Work - 253 Words
    Hard Work is the Key to Success Success may be described as the realization of an aim and for the realization of any aim hard work is essential. Hard work helps us to develop our potential to the maximum and strive for excellence in any field. Hard work makes us better prepared to face adverse situations. Hard work helps an athlete to persevere in a race and win it , it helps an average student to become extraordinary, it helps to transform destinies. "Success is basically about how you can...
    253 Words | 1 Page
  • Lab 05 Conservation of Energy
     Lab 05: Conservation of Energy PHY 122 Lab Monday 4:00-5:50 PM (73096) ____________________________________________________________________________________________ ABSTRACT: We conducted this experiment in order to investigate and validated whether energy is conserved in a simple mechanical system. We performed two different experiments where in both, the kinetic and potential energies were calculated of a swinging pendulum at various measured times/positions. The combined total...
    916 Words | 3 Pages
  • Kinetic Energy and Momentum Change
    WORKSHEET 1 IMPULSE AND MOMENTUM 1. The momentum change of an object is equal to the ______________. a. force acting on it c. impulse acting on it b. velocity change of the object d. force acting on it times its velocity 2. Which of the following is the correct description of momentum? a. The product of force and time c. The change in velocity per unit time b. The product of force and distance d. The product of mass and velocity 3. Which has more momentum, a large...
    477 Words | 2 Pages
  • Energy Conversation States - 1803 Words
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