Kinds of Energy NOTE: If you want to learn about Energy in terms of Renewable and Non-renewable Energy, please select an option below: What is energy? Look around you. Is anything moving? Can you hear, see or feel anything? Sure... this is because something is making something happen, and most probably, there is some power at work. Look at the sketch below to see an example of things working, moving, or happening... with energy. Energy moves cars along the roads and makes aeroplanes fly. KINDS OF ENERGY With the above explanation in mind, let us learn more. Energy can be (is) stored or transferred from place to place, or object to object in different ways.
The Law of Conservation of Energy As of July 1, 2013 ThinkQuest has been discontinued. We would like to thank everyone for being a part of the ThinkQuest global community: Students - For your limitless creativity and innovation, which inspires us all. Teachers - For your passion in guiding students on their quest. Partners - For your unwavering support and evangelism. Parents - For supporting the use of technology not only as an instrument of learning, but as a means of creating knowledge. We encourage everyone to continue to “Think, Create and Collaborate,” unleashing the power of technology to teach, share, and inspire. Best wishes, The Oracle Education Foundation Natural Sciences Regional Bureau for Sciences in Asia and the Pacific and Cluster Office to Brunei Darussalam, Indonesia, Malaysia, the Philippines, and Timor Leste.
Energy forms and definitions, kinetic energy and potential - basic energy concepts for teachers and students - from ftexploring. Kinetic energy is the energy contained in a moving mass or in a moving particle (a particle is a tiny bit of matter). I think it might be fun to call this "happening energy" (hoping I don't get in trouble with any teachers). If you could look close enough, or small enough, you would see that when anything is "happening", work is being done, or has been done, and something (mass), or a whole lot of little "somethings", are moving. So this page is the nit-picky page. Read on, McDuff.... There are just two ways that energy is transferred - by work or by heat. Heat is Work when Things are Teesy-Weensy Whenever energy is transferred through a work process, kinetic energy is involved. I'll say it again. Electrical energy, for example, is the flow of charged particles called electrons or ions. Mechanical energy is the useful way we sometimes refer to things like gears, engines, locomotives pulling trains, canon balls flying through the air, or other examples of energy in mechanical devices.
The Energy Story - Introduction 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 from the sun gives us light during the day. Everything we do is connected to energy in one form or another. Energy is defined as: "the ability to do work." When we eat, our bodies transform the energy stored in the food into energy to do work. Cars, planes, light bulbs, boats and machinery also transform energy into work. Work means moving something, lifting something, warming something, lighting something. There are many sources of energy. The forms of energy we will look at include: Electricity Biomass Energy - energy from plants Geothermal Energy Fossil Fuels - Coal, Oil and Natural Gas Hydro Power and Ocean Energy Nuclear Energy Solar Energy Wind Energy Transportation Energy
Law of Conservation of Energy, Energy, Force and motion, Science Year 9 Introduction The Law of Conservation of Energy states that energy cannot be created or destroyed, just transformed from one form to another. These forms can include kinetic and potential energy as well as light, heat and sound. The effect of friction Imagine a bouncing ball. See Image 1 Judging by the fact that energy cannot be created or destroyed, it seems reasonable that the ball should continue bouncing forever. Another example is driving in a car. See Image 2 The term efficiency can be used to describe how much energy is lost through friction.
Hands-On Science and Literacy Activities about Rocks and Minerals — Rocks and Minerals Rocks and minerals are a common topic in the elementary science curriculum, typically appearing at an introductory level in the primary grades and again in more detail in third or fourth grade. Upper-elementary students usually learn the techniques for mineral classification, the characteristics of sedimentary, igneous, and metamorphic rocks, and the rock cycle. However, a dichotomy exists between national standards and benchmarks and common curricular concepts. The National Science Education Standards (National Research Council 1996) states that, at the K-4 level, “understanding rocks and minerals should not be extended to the study of the source of the rocks, such as sedimentary, igneous, and metamorphic, because the origin of rocks and minerals has little meaning to young children.” The Benchmarks for Science Literacy (American Association for the Advancement of Science 1993) provides the following sequence for the study of geology: Grades K-2 Rock Hunters (Grades K-2) Grades 3-5
Forms of energy Property that makes changes possible Common forms of energy include the kinetic energy of a moving object, the potential energy stored by an object (for instance due to its position in a field), the elastic energy stored in a solid object, chemical energy associated with chemical reactions, the radiant energy carried by electromagnetic radiation, and the internal energy contained within a thermodynamic system. All living organisms constantly take in and release energy. Due to mass–energy equivalence, any object that has mass when stationary (called rest mass) also has an equivalent amount of energy whose form is called rest energy, and any additional energy (of any form) acquired by the object above that rest energy will increase the object's total mass just as it increases its total energy. Human civilization requires energy to function, which it gets from energy resources such as fossil fuels, nuclear fuel, or renewable energy. Forms History Units of measure Scientific use Chemistry Biology
Biomess Energy | A Student's Guide to Global Climate Change Biomass is a fancy name for material from plants and animals. Some kinds of biomass can be burned to produce energy. One common example is wood. Biomass contains stored energy. Burning biomass releases carbon dioxide. Many different kinds of biomass, such as wood chips, corn, and some types of garbage, are used to produce electricity. Energy from trees. Top of page energy - definition of energy by the Free Online Dictionary energy [ˈenədʒɪ] A. N ( gen ) → energía f ; (= strength ) → vigor m electrical/atomic/solar energy → energía f eléctrica/atómica/solar Secretary (of State) for Energy → Secretario/a m/f (de Estado)de Energía Minister of Energy → Ministro/a m/f de Energía Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005 energy [ˈɛnə r dʒi] n (= strength, stamina ) [ person ] → énergie f energy energy : energy balance n (of body) → Energiehaushalt m energy efficiency n → Energieeffizienz f energy-efficient adj → energieeffizient energy-intensive adj → energieintensiv energy supplies pl → Energievorräte pl Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. energy ( ˈenədʒi ) – plural ˈenergies – noun 1. the ability to act, or the habit of acting, strongly and vigorously. ˌenerˈgetic ( -ˈdʒetik ) adjective ˌenerˈgetically adverb en·er·gy
Science, ICT, and the Global Classroom (Crowd-Sourced Notes) Forms of Energy: Motion, Heat, Light, Sound What forms of energy is Raul using to move his LEGO car? When he was a teenager in Romania, Raul Oaida became obsessed with building things: a jet-engine bike, a tiny spaceship, a LEGO car that runs on air. Why? Well, why not? You can see more cool stories about energy at The Adaptors website. Like video and audio? Energy comes in two basic forms: potential and kinetic Potential Energy is any type of stored energy. Kinetic Energy is found in movement. Energy can shift between forms, but it is never destroyed or created. A car transforms the potential energy trapped in gasoline into various types of energy that help the wheels turn and get the car to move. Power plants transform one form of energy into a very useful form, electricity. These transformations are hardly perfect. Forms of Potential Energy Systems can increase gravitational energy as mass moves away from the center of Earth or other objects that are large enough to generate significant gravity (our sun, the planets and stars).
What is Kinetic Energy? Kinetic Energy All moving things have kinetic energy. It is energy possessed by an object due to its' motion or movement. These include very large things, like planets, and very small ones, like atoms. The heavier a thing is, and the faster it moves, the more kinetic energy it has. Now let's see this illustration below. Let us say both balls will fall into the bucket of water. You will notice that the smaller ball makes a little splash as it falls into the bucket. Note the following: 1. Let's see another classic example. Other examples of Kinetic Energy include a moving car, moving wheel, and a moving arrow. Click to see a video example of kinetic energy in use. Can you give your own examples?