PPT-ELECTROMAGNETIC WAVES IN VACUUM

Imrana Ashraf Zahid QuaidiAzam University Islamabad Pakistan Preparatory School to Winter College on Optics 8 th January12 rd February 2016 ELECTROMAGNETIC WAVES IN VACUUM THE WAVE . Section . 1- What . are electromagnetic waves?. WHAT DO CORDLESS PHONES AND MICROWAVE OVENS HAVE IN COMMON?. Each emits electromagnetic waves.. Remember…. A . wave. . is a repeating disturbance or movement that transfers energy through matter or space.. 8. th. Grade Physical Science . Question: . What type of wave is a sound wave? . Waves. 3/10/15. Wave. —a repeating movement or disturbance that transfers energy through matter or space. . All waves carry energy without transporting matter from place to place. . Outline. Review of the Quasi-static Approximation. Electric and Magnetic Components of Waves. The Wave Equation (in 1-D). Uniform Plane Waves. Phase Velocity and Intrinsic Impedance. Wave-vector and Wave-frequency. There’s a whole lot of light out there!. The Electromagnetic Spectrum. The electro-magnetic spectrum is made up of visible and . nonvisible. light.. Electromagnetic waves are produced by stars and galaxies.. overpressure release . V.Parma. ,TE-MSC, with contributions from:. V.Baglin. , . P.Cruikshank. , . M.Karppinen. , . C.Garion. , . A.Perin. , . L.Tavian. , . R.Veness. . Chamonix, 3. rd. February 2009. the Electromagnetic Spectrum. Waves. All waves carry … ENERGY!!!. Electromagnetic Waves (light) . Light waves are . transverse. waves. Electromagnetic. Radiation. Energy emitted from the . Waves. Wave. A . repeating movement or disturbance that transfers energy through matter or space.. All waves carry energy without transporting matter from place to place.. Molecules pass energy along to neighbor molecules who then pass energy to neighbor. Mrs. Molloy. 6. th. Grade Science. Electromagnetic Waves…. Do not need matter to transfer energy.. Made by vibrating electric charges.. Travel by transferring energy between electric and magnetic fields.. Review of the Quasi-static Approximation. Electric and Magnetic Components of Waves. The Wave Equation (in 1-D). Uniform Plane Waves. Phase Velocity and Intrinsic Impedance. Wave-vector and Wave-frequency. 6. th. grade . Mrs. Messina. DO NOW. : 2/23/16. T. hink about the term “. electromagnetic. ”. . List as many things . that you can think of that are considered electromagnetic.. Electromagnetic energy. Gravitational Wave Bonus). The next slides show images of the SAME region of sky, but using different types of light. The view in VISIBLE LIGHT. INFRARED. RADIO WAVES. RADIO WAVES. GAMMA RAYS. Different types of light give us different information!. . What do X­rays, light, microwaves, radio waves, and infrared have in common? . . EM Radiation. Radiation can be described as the movement of energy through space. . There are many different sources of radiation that vary by intensity. . Buy at Gesiva.com and you can be ensured of buying the best vacuum penile erectile products, from a company that is registered with the US FDA. Light, microwave, x-ray, TV, and cell phone transmission are all kinds of . electromagnetic waves. .. Electromagnetic waves are a group of energy waves that are mostly invisible and can travel through empty space..