Radiation that has both electric and magnetic fields and travels in waves. It comes from natural and man-made sources. Electromagnetic radiation can vary in strength from low energy to high energy. It [..]

Emission of energy in the form of electromagnetic waves. All objects above the temperature of absolute zero (-273.15° Celsius) radiate energy to their surrounding environment. The amount of electromag [..]

A wave that involves perpendicular oscillations in the electric and magnetic fields, moving at a speed of 2.99792458×108 m/s in a vacuum away from the source. gamma rays, x-rays, ultraviolet light, vi [..]

Radiation from synchro systems and magnetic waves travelling at the speed of light. Examples: light, radio waves, x-rays, gamma-rays. Electronic radiation also propagates in a vacuum.

Radiation consisting of electric and magnetic waves that travel at the speed of light, such as light, radio waves, gamma rays and x-rays.

Click for a picture The electromagnetic spectrum (Source: Wikipedia: http://en.wikipedia.org/wiki/Electromagnetic_spectrum) A wave that travels though space at the speed of light, consisting of an ele [..]

Another term for light. Light waves created by fluctuations of electric and magnetic fields in space.

Energy waves produced by the motion of an electric charge.

Energy propagated in the form of an advancing electric and magnetic field disturbance. The term radiation, alone, is commonly used for this type of energy, although it actually has a broader meaning. [..]

A traveling wave motion resulting from changing electric or magnetic fields. Familiar electromagnetic radiation range from x-rays (and gamma rays) of short wavelength, through the ultraviolet, visible, and infrared regions, to radar and radio waves of relatively long wavelength.

A form of energy that propagates through space as vibrations of electric and magnetic fields; also called radiation or light. All electromagnetic radiation is a form of light.

A form of energy that propagates through space as vibrations of electric and magnetic fields; also called radiation or light. All electromagnetic radiation is a form of light.

Radiation made up of oscillating electric and magnetic fields and propagated with the speed of light. Includes gamma radiation, X-rays, ultraviolet, visible, and infrared radiation, and radar and radio waves. [JP 1-02]

A traveling wave motion resulting from oscillating magnetic and electric fields. Familiar electromagnetic radiations range from X rays, through the ultraviolet, visible, and infrared regions, to radar [..]

Electromagnetic radiation, or light, can be considered to be composed of particles (photons) or waves. Its properties depend on its wavelength: longer waves are less energetic than shorter waves - photons with long wavelength have less energy than short-wavelength photons. Electromagnetic radiation is usually described as bands of radiation of simi [..]

Electromagnetic radiation is self sustaining energy with electric and magnetic field components. Electromagnetic radiation is commonly referred to as 'light'.Also Known As: light, EMR, [..]

See electromagnetic field.

A traveling wave motion resulting from changing electric or magnetic fields. Familiar types of electromagnetic radiation range from x rays (and gamma rays) of short wavelength, through the ultraviolet [..]

Energy propagated through space or through material media in the form of an advancing disturbance in electric and magnetic fields existing in space or in media. The term radiation, alone, is used commonly for this type of energy, although it actually has a broader meaning. Used for electromagnetic waves and wave radiation.

A traveling wave motion that results from changing electric and magnetic fields. Types of electromagnetic radiation range from those of short wavelength, like x-rays and gamma rays, through the ultrav [..]

This is a form of energy emitted and absorbed by charged particles, which exhibits wave-like behavior as it travels through space. It has both electric and magnetic field components. In vacuum, electr [..]

Radiation consisting of electric and magnetic waves that travel at the speed of light. Examples: light, radio waves, gamma rays, x-rays.

Radiation consisting of oscillating electric and magnetic fields in oriented perpendicularly to each other, moving through space.

A traveling wave motion resulting from changing electric or magnetic fields. Familiar types of electromagnetic radiation range from x rays (and gamma rays) of short wavelength, through the ultraviolet [..]

Electromagnetic waves that transfer energy by traveling through matter or empty space (Lesson 22)

All electromagnetic radiation is pure energy (zero mass) and part of the electromagnetic spectrum. Light energy is the most familiar part of this. All electromagnetic radiation travels at a speed of 3 [..]

(EMR). Energy in the form of waves which have both an electric and a magnetic component. Electromagnetic radiation includes radio waves, light waves, infrared, ultraviolet, X rays, etc. Computer displ [..]

Radiation consisting of waves of energy associated with electric and magnetic fields.

Radio waves, infrared, visible light, ultraviolet, X-rays and gamma rays are all manifestations of the same thing: electromagnetic radiation. The difference between the various types is a consequence of the difference in frequency (or wavelength). The theory was worked out in the 19th century by James Clark-Maxwell; who showed that electricity and [..]

Waves of oscillating electric and Magnetic Fields which move at right angles to each other and outward from the source.

Energy propagated as time-varying electric and magnetic fields. These two fields are inextricably linked as a single entity since time-varying electric fields produce time-varying magnetic fields and [..]

A spectrum of energy, demonstrating the phenomenon of self-propagating waves, and both electric and magnetic fields. Visible light, radio waves, gamma rays, and x-rays, are all within the spectrum of [..]

Electromagnetic radiation (EMR) is a form of radiated or transported energy that does not require a medium in order to propagate, unlike mechanical waves such as sound and vibrations. Mechanical waves [..]

Low-energy radiation that comes from the interaction of electric and magnetic fields. Sources include power lines, electric appliances, radio waves, microwaves, and others. Also called electromagnetic field.

a form of radiation which includes radio waves, microwaves, infra-red radiation, visible light, ultraviolet radiation, X-rays and gamma rays.

Radiation including visible light, radio waves, gamma rays, and X-rays where electric and magnetic fields vary simultaneously.

the energy produced by an oscillating electrical (and magnetic) field, transmitted by photons

Radiation that travels through space at the speed of light, and increases the interplay of oscillating and magnetic fields. The radiation has a wavelength and frequency.

A form of energy that propagates through space as vibrations of electric and magnetic fields; also called radiation or light. All electromagnetic radiation is a form of light.

a transmission medium that includes radio waves and light waves.

a transmission medium that includes radio waves and light waves.

Energy transfer in the form of waves that have both electrical and magnetic properties; occurs even in a vacuum.

the radiation associated with an electric and magnetic field; it varies periodically and travels at the speed of light

Also called radiation, it is waves of energy propagated though space or through a material media.

Also called radiation

Energy that moves in the form of disturbances in electrical and magnetic fields. Light and radio waves are examples.

Also called radiation, it is waves of energy propagated though space or through a material media.

The radiation of radio waves into space.

A kind of radiation including visible light, radio waves, gamma rays, and x-rays, in which electric and magnetic fields vary simultaneously. The different forms are differentiated by their wavelength [..]

Radiation (quantized as photons) consisting of oscillating electric and magnetic fields oriented perpendicularly to each other, moving through space.