Elastic Potential Energy Answer Key
Because it is an elastic system, this kind of potential energy is specifically called elastic potential energy. = mass x height x gravity What is Elastic Potential. buy a term paper. You serve a volley ball with a mass of 2. If the question involves calculations, you must show all your math work. Solve problems using the law of conservation of energy. Round your answer to the nearest tenth of a meter per second. Work and potential energy III. KINETIC ENERGY WORKSHEET 1. A) A spring with k = 450 N/m is compressed by 0. What is the spring constant of a spring of negligible mass which gained 8 joules of potential energy as a result of being compressed 0. The only potential energy this ball can have is gravitational potential energy. Hang masses from springs and adjust the spring constant and damping. It’s active energy, while potential energy is a passive kind of energy. Potential energy transforming in kinetic energy and then back to potential energy D. A spring with a spring constant of 120 N/m stretches by 0. 8-kg block attached to a spring executes simple harmonic motion on a frictionless horizontal surface. Stored spring potential energy or Us depends on the square of springs displacement from equilibrium so as the spring is stretched out more, the energy stored increases quadratically. 2: Elastic potential energy) Key ideas: Compressed or stretched springs store energy – this is known as elastic potential energy. Types of Potential Energy Types of Potential Energy. Whether you are a teacher looking for access to a collection of printable resources, a student looking to do some studying, or a parent seeking out options for practice at home, Workshop 49 is the place for you. b) Give two examples, from the book, of objects that have potential energy. When you stretch a spring, you are doing work on the spring and in turn the spring stores that work in the form of elastic potential energy. I believe since the question asks for the position relative to where the mass is on the spring at full compression the displayed answer for c) should be subtracted from the answer for b). Energy cannot be created or destroyed; it can only change into different forms while the total amount of energy present stays the same. The elastic potential energy decreases to half its original value. View the listing of shops that are available on Teacher's Notebook. Chapter7 Practice Test- ANSWER KEY. elastic potential energy a. If a spring with a spring constant of 80N/m is stretch and is now storing 120J of energy, how far is it stretched?. Work done by a variable force. Rodger Maris swung a bat which had a mass of 2 Kg at a velocity of 45 m/s. ) What is the change in elastic potential energy of the system at the moment the mass is released? f. Another example is elastic potential energy, the potential energy stored in a spring or other elastic material. Choose the answer that best fits the question. b family/5. 05a Energy - KE/GPE/EGE with Key W6. potential energy 9. GRAVITATIONAL PE The energy stored in an object as a result of its vertical position or height. It is called potential because it has the potential to be converted into other forms of. 119, Review Questions 1. Worksheet 4: Elastic Potential Energy 1. 3 factors that affect how much elastic potential energy an object has. We have given separate answer Key for both shifts. a) What is elastic potential energy? b) What is gravitational potential energy? c) Which type of potential energy did we test in Lab 1. Compare and contrast these two main types of energy by completing the chart titled. Any object that rises or falls experiences a. 2 Section 11. kinetic energy b. Work done by a variable force. If the box gains 145J of Potential Energy (E p),. Energy Gravitational Potential Kinetic Energy Elastic potential en-ergy, thermal energy, sound energy This elastic potential energy is why the ball is able to bounce, or rebound. Conversely, when the spin rate goes down elastic potential energy is transformed to kinetic energy. 1 Background The concept of energy is key to our understanding of the physical universe. any type of stored energy. Because some of the energy is transferred to heat, there is less for gravitational potential energy, so the ball will never bounce as high as it was dropped from (and each subsequent bounce will be lower). , rubber, the elastic tissue of aorta, the large vessel carrying blood from heart. Kinetic energy is energy of motion. Transport the lab to different planets, or slow down time. Work transfers energy from one place to another or one form to another. 5, using a pendulum? 3. In the diagram below, an ideal pendulum released from point A swings freely through point B. 01 Energy - Quick Hitters with Key W6. Worksheet: Kinetic Vs Potential Energy from MrTerrysScience on TeachersNotebook. Repeat this procedure for the rubber band and. There are two types of mechanical energy, kinetic energy and potential energy , whose sum is equal to the mechanical energy of the system. In other words, the kinetic energy plus the potential energy equals a constant (KE+PE=Constant). A comprehensive lesson plan for middle school that blends a classroom experiment with the PhET simulation Masses & Springs. Potential energy transforming in kinetic energy and then back to potential energy D. Gravitational Potential Energy Quiz v1. Interactive Reader 23 Answer Key Science Spectrum Answer Keycontinued 4. This is the energy of vibrations carried through solids, liquids, or gases. The fuel and air in the cylinder burn, which produces pressure inside the cylinder. As the lump falls, the potential energy decreases and the kinetic energy increases. energy associated with objects that can be stretched or compressed d. Mission 8 - Transport PDF 880K. This gives the spring elastic potential energy. Choose the answer that best fits the question. One is free to define any level as corresponding to zero. The force constant (k) of the spring is 2500 N/m. Potential energy can transfer into other forms of energy, like kinetic energy. Ans: In a hydroelectric power plant, the potential energy of water at higher level is converted to kinetic energy of the water by letting it flow at a faster rate. Etotal = Mgh+ 1 2. energy that depends on height b. Chapter 7 Practice Test-Blank Student Copy. Thermo couple thermometer 360. What is Potential Energy? Potential Energy is the energy possessed by a body by virtue of its position with reference to a position zero. Work done by a variable force. Thermal energy b. State the law of conservation of energy. The fuel and air in the cylinder burn, which produces pressure inside the cylinder. Spring elastic potential energy Dart. The top row refers to energy changes between her initial position on the platform and position A - the point. As we have mentioned, when lifting an object it gains gravitational potential energy. For example, a rubber band that is stretched has elastic potential energy, because when released, the rubber band will spring back toward its resting state, transferring the potential energy to kinetic. In 1993, Cuban athlete Javier Sotomayor set the world record for the high jump. Includes explicit directions for use of the simulation, homework problems, and answer key. What is the spring constant of a spring of negligible mass which gained 8 joules of potential energy as a result of being compressed 0. Gravitational Energy Elastic Potential Energy Chemical Potential Energy 27 4. Ans: In a hydroelectric power plant, the potential energy of water at higher level is converted to kinetic energy of the water by letting it flow at a faster rate. When the force is multiplied by the time of its application we call the quantity impulse, which changes the momentum of the object. This new combination of the basic. Students will employ synthesis and writing skills. If the mass of an elevated object is doubled, then its gravitational potential. a) true b) true c) false: Cellular respiration generates carbon dioxide as a waste gas in both plant and animal cells. Students work with their table groups to complete this worksheet because when we go over the worksheet I ask each group to take one problem to put up on the answer key to share with the class. The stored potential energy in the stretched rubber band is turned into kinetic. On the roller coaster, the potential energy of the marble was converted to kinetic energy when it went down the hill. elastic potential energy b. Potential energy also appears in several forms. Elastic Potential Energy is the stored energy by virtue of an object’s configuration. An object’s gravitational potential energy depends on its, its , and the acceleration due to gravity. ) What is the change in gravitational potential energy of the system at the moment the mass is released? g. Elastic potential energy and spring potential energy are one of the most interesting concepts in physics. TRUE - The equation states that PE grav = m•g•h; PE is dependent upon mass. , only The answers to all questions in this examination are to be written in your separate answer booklet. As the other answer mentions, the equation for figuring out the amount of potential energy in an item is (ug=mgh). Elastic potential energy formula. 0 kg traveling at a speed of 2. Start studying Unit 2: Lesson 2- Kinetic & Potential Energy. 0 cm, what is the elas- tic potential energy associated with the spring-nugget system? b. This has been designed to be suitable for both A5 and A4 printing. The stored potential energy in the stretched rubber band is turned into kinetic. Concepts: Energy cannot be created or destroyed, it merely changes forms. TRUE - The equation states that PE grav = m•g•h; PE is dependent upon mass. Gravitational Potential Energy, on the other hand, is the stored energy by virtue of an object's height (position). Use this activity to help students learn the difference between potential and kinetic energy. A scientiﬁc hypothesis is more than just a guess, it is a prediction based on reason, evidence, and logic. Then choose the correct formula to use: 1/2 m PE mass x gravitational acceleration (9. Potential energy is energy that is stored and held in readiness. Potential energy is converted into kinetic energy in the form of electricity so that people can use their microwave ovens to make popcorn and watch a movie using a DVR player. The Magic Rollback Can is a great example of transfer of energy. 04 Energy - Inclines with Key W6. Plants transforming energy from the moon into potential energy. Wiki User 02/27/2013. gravitational potential energy suppose we lift a block of mass m up from a height of yi to a height of yf the work done by gravity on the block is & the work-energy theorem is & thus or. AP Physics B Free-Response Index B1 B2 B3 B4 B5 B6 B7 B8 20 11 c Kinematics - dynamics V and E graphs single slit interference LAB Buoyancy Variation on Millikan oil drop exp. While throwing a ball in the air, when is potential energy greatest? Why?. recognize examples of objects with gravitational potential energy, chemical potential energy, elastic potential energy and kinetic energy. The power will be that total energy divided by 60 seconds. Work function of metal is very small compare to kinetic energy of photon. a) What is elastic potential energy? b) What is gravitational potential energy? c) Which type of potential energy did we test in Lab 1. Understand how to analyze a spring force vs. Record your values in the data table. body’s position relative to the earth. "Energy" is the ability to do "work," and "Work" is a transfer of energy. Because elastic behavior implies the storage of deformational energy in the system, this parameter is also called the storage modulus. Describe how the kinetic energy and elastic potential energy are lost in a bouncing rubber ball. Energy is the ability to do work. main kinds of potential energy are Chemical energy, Gravitational potential energy and Elastic potential energy and. How much energy is stored? B) A spring with k = 520 N/m stores 7. The elastic potential energy of the rubber bands is converted to the kinetic energy. Transformations Between Potential and. In Jiwi’s NEWTON’S CRADLE CLIP you can see this as the first ball is lifted and held. Worksheet: The flashlight. Elastic energy is energy stored in objects. A spring with a spring constant of 120 N/m stretches by 0. The equation for elastic potential energy will not be used in this chapter. The object's geometry also needs to be known to determine its rotational kinetic energy. Elastic potential energy; Electric potential energy; Chemical potential energy. As the rubber band is released, potential energy is changed to motion. Interactive Reader 23 Answer Key Science Spectrum Answer Keycontinued 4. Example: archer pulling back on bow. potential energy d. Potential energy of objects that can be stretched or compressed. The balloon contains elastic potential energy stored in it after inflated, and this elastic potential energy transform into elastic energy that makes size of balloon go back to its original size. So, we can almost always assume that the total linear momentum is conserved. What is potential energy? 8. This type of energy—also called mechanical energy—is energy stored in an object due to its tension. becomes (L + l). Food has chemical potential energy, which is the energy stored in the bonds. Topic: Kinetic Energy Light of wavelength λ is incident on metal surface. The ball leaves your hand at 30ms. The potential energy of a body by virtue of its height from the ground is called its gravitational potential energy. Worksheet 4: Elastic Potential Energy 1. - General: 1D, 3D, Work-Kinetic Energy Theorem VI. body’s position relative to the earth. An 80 N force has been applied to a block and move it 20 m along the direction of the force. of Energy (W = PE = KE) states that there is a rela-tionship between work (W) performed on a system (the force applied to an object to move it a certain displacement in the same direction as the force is acting) and the potential energy (PE, stored energy) of a system and the kinetic energy (KE, energy of motion) of the system. the air temperature and pressure Quick Check 1. Quiz Answer Key Relative Velocity: Elastic Potential Energy & Kinetic Energy: Notes (A). 1 The Important Stuﬀ 6. Both are fired with a. The diving board has elastic potential energy when it is bent. Types of Energy #1: The energy an object has due to its motion. There are no springs or elastic objects described here, so PE s will always be 0 for this problem. Science Check answer. The top row refers to energy changes between her initial position on the platform and position A - the point. energy produced by the decay of the nuclei of atoms 13. the height of the PEEMO from the hill is very low, so is the gravitational potential energy (red bar) of the system, the spring or rubber bands are elongated and a big proportion of elastic potential energy is stored (green bar). Worksheet 4: Elastic Potential Energy 1. I dont understand why the final and initial spring potential energy is zero. Gravitational potential energy is acquired by an object when it has been moved against a gravitational field. Physical Science by Kahoot! Find the formula of maximum fun and engagement with these science games! This collection includes a bunch of physics quizzes covering topics like energy, astronomy, laws of motion, and more. that there are different forms of potential energy. An object moving with a speed of 67 m/s and has a kinetic energy of 500 J, what is the mass of the object. Work done by a variable force. When the force is multiplied by the time of its application we call the quantity impulse, which changes the momentum of the object. 0 kg traveling at a speed of 2. What is her kinetic energy? FIRST CHOOSE WHAT YOU ARE SOLVING FOR In this case we are solving for ENERGY, so click on that button. Coulomb's Law 355. When the diver is gently bouncing down on the diving board, his gravitational potential energy is converted into kinetic energy, and the kinetic energy is then converted into elastic potential energy of the diving. Thermal energy b. If the mass of an elevated object is doubled, then its gravitational potential. Card L Wind-up drummer toy A The potential (stored/chemical) energy in the child’s arm is transformed into kinetic (moving) energy in the key and gears, and then into potential energy in the spring. What is the speed of a 1200 kg car moving with a kinetic energy of 15 kJ? Elastic Potential Energy Examples 37. Worksheet: Kinetic Vs Potential Energy from MrTerrysScience on TeachersNotebook. Chapter 7 Practice Test-Blank Student Copy. Tonight's homework: Complete a worksheet about potential and kinetic energy. While kinetic energy of an object is relative to the state of other objects in its environment, potential energy is completely independent of its environment. elastic potential energy. recognize examples of objects with gravitational potential energy, chemical potential energy, elastic potential energy and kinetic energy. 3: Mysteries of the Jiggler - Answers Keep track of position, velocity, force, acceleration, momentum, and mechanical energy of a body in SHM. If the question involves calculations, you must show all your math work. Potential energy might also be published employing a chemical or nuclear reaction. Don't you love circular definitions? ;) Work and Energy Video Lessons Conservation of Energy (Mechanical Universe, Episode 13) Potential Energy (Mechanical Universe, Episode 14) Work and Work-Energy Theorem (Monterey) Conservative Forces and Potential Energy (Monterey). Instructions: Read each question carefully. an object’s energy due to its motion e. When the diver is gently bouncing down on the diving board, his gravitational potential energy is converted into kinetic energy, and the kinetic energy is then converted into elastic potential energy of the diving. Repeat this procedure for the rubber band and. Science Bowl PHYSICS Physics - 4 PHYS-91; Short Answer: A box is initially at rest on a horizontal, frictionless table. Experiment 8: Kinetic and Potential Energy 8. In short, the answer is this: Kinetic energy, the energy of motion, is one particular kind of mechanical energy. Then choose the correct formula to use and solve the problem. Golf Ball- Potential Energy. Basically, the total potential energy measures the energy of the body due to its position. Keep in mind that the displacement will be negative because the ball is traveling in the downward direction. The light energy was converted into mechanical/kinetic energy (moving fins!). Energy doesn't have to involve motion. The velocity is required to answer this question E. Then choose the correct formula to use: 1/2 m PE mass x gravitational acceleration (9. Conservation of Momentum: In a closed system, momentum is conserved when objects are interacting with each other. In Einstein's special theory of relativity, mass and energy are equivalent. Energy Multiple Choice Homework The elastic potential energy is stored in the spring is 0. We have updated all Code Answer Key in the table. What is the speed of a 1200 kg car moving with a kinetic energy of 15 kJ? Elastic Potential Energy Examples 37. What is the potential energy of the spring? 38. Here, you'll learn about how it's one of the most useful concepts in physics. Chapter 10: Energy & Work – Solutions Q10. e Introduction to Energy 2015 2016 World Population 7,245,299,845. A level physics MCQ questions and answers to prepare yourself for career placement tests and job interview prep with answers key. the ability to do work or cause change c. The object's geometry also needs to be known to determine its rotational kinetic energy. A perfectly inelastic collision is a special case in which the objects in the colli-sion stick together and move as a single object after the collision. Terms to know: work, power, energy, conservation of energy, work-energy theorem, elastic potential energy, gravitational potential energy, kinetic energy, reference (base) level, spring constant, Hooke's Law, watt, joule, mechanical energy, pendulum, simple harmonic motion. The equation for elastic potential energy will not be used in this chapter. Electric - Electric potential energy is the capacity for doing work based on the object's electric charge. What is the spring constant? 39. The sum of kinetic energy, gravitational potential energy, and elastic potential energy in a system is called MECHANICAL When nothing changes because there is no friction or air resistance. This Science quiz is called 'Energy Transfers' and it has been written by teachers to help you if you are studying the subject at middle school. CONSERVATION Rate at which speed changes ACCELERATION To convert from one form to another TRANSFORMATION. While kinetic energy of an object is relative to the state of other objects in its environment, potential energy is completely independent of its environment. Gravitational Potential Energy. • Verify the Conservation of Energy principle as it applies to a spring-mass. Mechanical or kinetic and sound. Name _____ANSWER KEY_____ Date _____ Class _____ 2017. Potential energy (PE) is energy that is "stored" because of the position and/or arrangement of the object. Another example of potential energy changing into kinetic energy is shown in a rubber band. There are several forms of potential energy. Warren's Site. Thermal energy. The world record for pole vaulting is 615 m. Potential energy may also be published using a chemical or nuclear reaction. You should be able to: define potential energy and kinetic energy. Gravitation potential energy transforming into elastic potential energy B. Our elastic potential energy calculator uses the following formula: U = 0. When the car hits a bump in the road, the springs absorb the impact by compressing. When you jump on a pogo stick, you compress the spring. If you stretch a rubber band, you will give it potential energy. add energy to it 6. In this energy lesson plan, students find the gravitational potential energy of a golf ball dropped at different heights. WHAT IS TRUE ABOUT THE TOTAL ENERGY OF THIS SYSTEM? answer choices. Energy Transformation and Conservation. A rock resting at the top of a hill contains gravitational potential energy because of its position. Transfer of energy that occurs when a force acts through a distance. Chemical energy from food is converted to kinetic energy which is converted to potential energy as Adeline moves toward the top of the hill. Followed by this we learned about kinetic energy and potential energy (gravitational potential energy and elastic potential energy) this lead us to learn about mechanical energy in isolated and non-isolated system. This Science quiz is called 'Energy Transfers' and it has been written by teachers to help you if you are studying the subject at middle school. elastic potential energy Elastic Potential Energy 4. The wire is most likely to break when: (1) the mass is at the highest point (2) the wire is. The force of the spring on Block A would be a force. Name: Period: WEP-Springs Base your answers to questions 1 through 3 on the information and data table below. The force in the medium is governed by how far it is stretched, compressed, or bent. 0 kg) Pasco ScienceWorkshop 750 8. , only The answers to all questions in this examination are to be written in your separate answer booklet. The amount of elastic potential energy stored in such a device is related to the amount of stretch of the device - the more stretch, the more stored energy. Energy is the ability to do work. They work with graphs, apply Hooke's law, draw force diagrams, and solve for distance, force, or mass in spring systems. Transport the lab to different planets, or slow down time. – To study gravitational and elastic potential energy (conservative forces) – To determine when total mechanical energy is conserved – To examine situations when total mechanical energy is not conserved – To examine conservative forces, nonconservative forces, and the law of energy conservation – To determine force from potential energy. KINETIC AND POTENTIAL ENERGY PROBLEMS: KE = ½ mv2 GPE =mgh EPE = ½ kx2 k=F/x Section 5-2 Pg. Circle the letter of the type of energy that increases as the pole bends before it propels a pole-vaulter up into the air. 2 m from equilibrium. This information is used to calculate the elastic potential energy). 3 billion in 2020. 173 #2 Two bullets have the mass of 3 g and 6 g, respectively. What is the force constant (k) of the bow string?. Golf Ball- Kinetic Energy. Define Hooke's law (the spring equation) and give the equation for elastic force and elastic potential energy. Substitute gravitational potential energy, mass, and free-fall ac-celeration values into the equation, and solve. 05b Energy - KE/GPE/EGE with Key W6. Elastic potential energy refers to the potential energy stored as a result of deformation of an elastic object. Vt and Ac WS #2 Key. Biology 11C Answer Key Unit 4 • MHR TR 1 Unit 4 Anatomy of Mammals Answers to Unit 4 Preparation Questions (Student textbook pages 260–61) 1. Then the elastic potential energy is 2 2 1 el el xU el ( 0) W el kx 2 0 0 2 1 Note: W F dx kx x el ³ s ³ When we stretch (or compress) the spring by x, we raise. When the car hits a bump in the road, the springs absorb the impact by compressing. A mass m is attached to a thin wire and whirled in a vertical circle. Check all the examples of POTENTIAL ENERGY. If the spring constant is 35 N/m. Spring potential energy and elastic possible power are among the concepts in physics. When an object gets displaced out of equilibrium, then elastic potential energy is being stored in the system. The work-energy theorem can be derived from Newton's second law. All energy can change from one of these to another. As the rubber band is released, potential energy is changed to motion. In Jiwi’s NEWTON’S CRADLE CLIP you can see this as the first ball is lifted and held. 04 Energy - Inclines with Key W6. Determine the gravitational potential energy of a system. Materials list, set-up instructions, and evaluation guide are included. The diver has gravitational potential energy relative to the water. This is a conservation of energy problem. The law of conservation of energy states that the total energy of an isolated system cannot change: Energy is always conserved over time. 2 Conservation of Energy In this equation, P is the potential energy, g is the acceleration due to gravity, and h is the distance above some reference position were the potential energy is set to zero. Elastic potential energy is the potential energy stored by stretching or compressing an elastic object by an external force such as the stretching of a spring. When you push or pull a spring or rubber band, you are converting kinetic energy to elastic potential energy. Card L Wind-up drummer toy A The potential (stored/chemical) energy in the child’s arm is transformed into kinetic (moving) energy in the key and gears, and then into potential energy in the spring. a) During which portion(s) of its orbit is the gravitational force doing positive, negative, or zero work on satellite X?. ) What is the change in elastic potential energy of the system at the moment the mass is released? f. This information is used to calculate the elastic potential energy). How do you know if an object has potential energy? Listen to Tim! Learn about forces, gravity, movement, and how energy can change or be transferred. Solve for each unknown. If gravity is the only external force which does work on a body, then the total energy of the body will remain the same, a property known as the. a) Define potential energy. Potential energy is defined as energy stored within a physical system. Potential energy Energy of configuration II. Elastic potential energy refers to the potential energy stored as a result of deformation of an elastic object. Answer to the questions are given at the end of this exercise, but you should try to answer them before looking. While throwing a ball in the air, when is potential energy greatest? Why?. wep-springs from PHY 101 at High Tech High School. For mechanical potential energy, the energy is stored because of the object's position above the ground (gravitational potential energy) or the object's internal stress condition (elastic potential energy). Potential energy is the energy an object has stored in it due to its position. Potential energy is energy that is stored and held in readiness. Is your answer reasonable? The magnitude of the potential energy is 100 times the mass of the car. Coulomb force: the electrostatic force between two charges, as described by Coulomb's law. An example of an object having elastic potential energy is: (1 pt) a) A stretched spring b) Books on a shelf c) A moving arrow d) A falling star 5.