Essays Tagged: "Electromagnetic radiation"

CFC'S detroy the Ozone

timate source of energy for our planet is the sun. This energy travels through space in the form of Electromagnetic Radiation. Furthermore, this electromagnetic radiation is often referred to as waves ... length, therefore, wavelengths. The sun has a wide range of wavelengths. This range is known as the Electromagnetic Spectrum. In this spectrum there is Gamma, Ultraviolet, Visible, Infrared, and Radio ...

(9 pages) 72 0 3.8 Jan/1996

Subjects: Science Essays > Environmental Science

Electric Charge and the Electrical Structure of Matter

re electrical signals is the oscilloscope, whose major component is the cathode ray tube (CRT).16.8 Electromagnetic WavesMaxwell's Equations of Electromagnetism:1. The distribution of an electric char ... rent andpotential difference in a conductor in the changing field.Properties and Characteristics of Electromagnetic Waves:1. Electromagnetic waves are produced whenever electric charges are accelerate ...

(7 pages) 70 0 4.3 Dec/1996

Subjects: Science Essays > Physics

This essay explores the effect that television (as a new media form) has on culture.

The 'system of producing onscreen images of distant objects and events by electromagnetic radiation' (Oxford, 1992:111) or as it's more commonly referred to as 'television', ... me possible in the 1800's, when people learned how to send communication signals through the air as electromagnetic waves. The first radio operators sent code signals through the air. By the early 190 ...

(9 pages) 529 2 4.9 Jun/2003

Subjects: Art Essays > Film & TV Studies

This is a essay about the unification theory.

ly developed. In QED, charged particles interact as they emit and absorb photons (minute packets of electromagnetic radiation), in effect exchanging the photons in a game of subatomic catch. This theo ... ariant quantum field theory of the weak force had to include an additional interaction--namely, the electromagnetic interaction. Sheldon Glashow and peers independently proposed a unified electro weak ...

(3 pages) 33 0 3.0 Nov/2003

Subjects: Science Essays > Physics

What are the Causes and Effects of Interactions Between the Solar Wind and Planetary Bodies?

other trace elements and radiating 4 x 1026 watts of energy every second , it has not only emitted electromagnetic radiation through the nuclear fusion of atoms in its core but also produces huge amo ...

(12 pages) 33 0 2.6 Feb/2004

Subjects: Science Essays > Earth Sciences

The sun

A Solar Flare is a rapid release of energy from a localized region on the Sun in the form of electromagnetic radiation, energetic particles, and mass motions. The size of a solar flare varies. ... rgy that has built up in the solar atmosphere. Once released radiation is emitted across the entire electromagnetic spectrum. Transferring from radio waves to x-rays and then gamma rays. As the magnet ...

(2 pages) 65 0 3.0 Apr/2004

Subjects: Science Essays

Research Paper on Electromagnetic Radiation

Electromagnetic WavesIf you stand in front of a campfire, even though you do not actually touch the ... onverts it to the particular program that you hear or see. These are examples of the process called electromagnetic radiation, whereby energy is carried across space. Ordinarily, the energy travels ou ... off tiny particles, or corpuscles, that bounce off objects and are detected when they hit the eye ("Electromagnetic Radiation", 1 ). Others thought light was like the waves formed in a pond when a sto ...

(15 pages) 84 0 4.0 May/2004

Subjects: Science Essays

Contributions of Tv on Society

ributions of TVTelevision- the system of producing onscreen images of distant objects and events by electromagnetic radiation. TV is the most widely used mass media form in the world. Television is on ...

(4 pages) 57 0 4.3 May/2004

Subjects: Literature Research Papers

Cell Phone Radiation Syndrome C.P.R.S.

rate, cell phones have to emit signals via radio waves, which are comprised of RF energy, a form of electromagnetic radiation. When you talk on a cell phone a transmitter takes the sound of your voice ... wave. The radio waves that are used to send the encoded signal to the cellular tower are made up of electromagnetic energy. The transmitter is usually placed at the top of the cell phone. Since phones ...

(1 pages) 75 1 3.8 Jun/2004

Subjects: Science Essays

Greenhouse effect, chemistry aspects and effect on human society

the Greenhouse Effect, to understand the process accurately, one must understand the properties of electromagnetic radiation.The sun is a remarkably stable and constant source of our planet's light a ... t also radiates large quantities of energy into space. Energy travels through space in the form of "electromagnetic waves" and is radiated across a wide spectrum of wavelengths.The electromagnetic spe ...

(10 pages) 90 1 3.7 May/2005

Subjects: Science Essays > Chemistry

Modern Communication - Fiber Optics.

way to communicate over long distance is using lasers sent through optical fibers. A laser beam is electromagnetic radiation of a single wavelength. One tiny fiber can carry thousands more phone conv ...

(1 pages) 999 0 0.0 Oct/2005

Subjects: Science Essays > Physics

Beer - Lambert's Law and Spectroscopy

gy level and when it returns down to its lowest energy level, (ground state) it releases photons or electromagnetic radiation in the form of light, infrared radiation (heat) or ultra-violet light.Bohr ... r’s postulates led to spectroscopy which the use of the absorption, emission, or scattering of electromagnetic radiation by atoms or molecules to qualitatively or quantitatively study the atoms o ...

(3 pages) 16 0 1.5 May/2007

Subjects: Science Essays > Chemistry

Workplace Dilemma Issue

owers the Chicago Mercantile Exchange (it is a very large, two-tower site). This equipment produces Electromagnetic Field emissions (EMF) also called Electromagnetic Radiation is, according to Answers ... , infrared light, radar, microwaves, TV, radio, cellphones and all electronic transmission systems. Electromagnetic radiation is made up of electric and magnetic fields that move at right angles to ea ...

(4 pages) 253 0 3.0 May/2007

Subjects: Businesss Research Papers


The Sun is an abundant energy resource, the energy from which is available on Earth in the form of electromagnetic radiation. The center of our Solar System fuels most types of our "renewable" energy ... .The Sun is an abundant energy resource, the energy from which is available on Earth in the form of electromagnetic radiation. The center of our Solar System fuels most types of our "renewable" energy ...

(3 pages) 966 0 0.0 Apr/2001

Subjects: Science Essays > Astronomy


and retrieval. Devices such as field effect transistors, integrated circuits, microprocessors, and electromagnetic radiation detectors and emitters have played key roles in this revolution. In large ...

(8 pages) 25 0 0.0 Nov/2001

Subjects: Science Essays > Chemistry

Long Physics Notes: Communications and Space: Not all dot points covered in this assignment

The World Communicates:1.1 Recall two essential properties that distinguish electromagnetic waves from all other waves.1) Electromagnetic waves do not require a medium to trave ... ed by electric and magnetic fields oscillating together but perpendicular to each other so that the electromagnetic wave moves in a direction perpendicular to both of the fields [this is caused by acc ... the fields [this is caused by accelerating charges, whereas other waves rely on vibrations].2) All electromagnetic waves travel at the speed of light - 3.0 x 108 ms-1. Based on the formula v=f&Lambda ...

(10 pages) 20 0 2.3 Jul/2007

Subjects: Science Essays > Physics

Electromagnetic Radiation

What is Electromagnetic Radiation?? The transfer of energy through outer free space or through a material me ... of electromagnetic waves. Also a vacuum is the only perfectly transparent medium.The main types of electromagnetic radiation, in order of increasing wavelength, are gamma rays, x-rays, ultraviolet li ... et light, visible light, infrared light, microwaves, and radio waves. These and other many types of electromagnetic radiation travel at the same speed, which is the speed of light (186,282mps), but th ...

(1 pages) 855 0 0.0 Feb/2008

Subjects: Science Essays > Physics

Understanding Black Holes

Holes FAQ). Moreover, the intense gravitational field of the black hole prevents any light or other electromagnetic radiation from escaping. But where lays the “point of no return” at which ...

(14 pages) 32 0 0.0 Jun/2008

Subjects: Science Essays > Astronomy

Chemistry Study Notes - Electrons and Light

icient energy)-beam of light is a stream of tiny particles called photons-a photon is a particle of electromagnetic radiation with no mass that carries a quantum of energy-Ephoton = hv – h is sti ... on spectrum is produced-the atomic emission spectrum of an element is the set of frequencies of the electromagnetic waves emitted by atoms of the element-identical wavelengths of light are emitted so ...

(4 pages) 18 3 4.0 Mar/2009

Subjects: Science Essays > Chemistry