A wave that can travel through empty space or through matter and is produced by charged particles that are in motion.
The energy carried by an electromagnetic wave.
The range of electromagnetic waves with different frequencies and wavelengths, increasing in frequency and decreasing in wavelength.
The type of wave with the lowest frequency out of all the electromagnetic waves & carries the least energy.
The type of wave that we feel as heat.
Electromagnetic waves that we can detect with our eyes.
Has higher frequencies and carries more energy than visible light. The energy carried by it can be enough to damage or kill cells.
Have higher frequencies than Ultraviolet rays and enough energy to go through skin and muscle. Too much can kill or damage living cells.
Have the highest frequency and carry the most energy. They are produced by changes in the nuclei of atoms. Too much can damage or kill living cells.
Radio waves broadcast by a station at its assigned frequency.
A system used to locate objects on Earth.
For waves on the surface of the ocean or lakes
This article is about the scalar physical quantity
a measurement that indicates the movement or vibration of something (such as a sound wave or a radio wave)
Frequency is the number of occurrences of a repeating event per unit time
In physics, the wavelength of a sinusoidal wave is the spatial period of the wave—the distance over which the wave's shape repeats,
the lowest turning point of a wave cycle
A crest is a point on the wave where the displacement of the medium is at a maximum.
A transverse wave is a moving wave that consists of oscillations occurring perpendicular to the direction of energy transfer.
Longitudinal waves, also known as "l waves", are waves in which the displacement of the medium is in the same direction as, or the opposite direction to, the direction of travel of the wave.
the point or place where something begins or is created
Infrared (IR) is invisible radiant energy,
Radio waves are a type of electromagnetic radiation with wavelengths in the electromagnetic spectrum longer than infrared light.
Ultraviolet (UV) light is an electromagnetic radiation with a wavelength from 10 nm (30 PHz) to 380 nm (750 THz), shorter than that of visible light but longer than X-rays.
A gamma wave is a pattern of neural oscillation in humans with a frequency between 25 and 100 Hz, though 40 Hz is typical.
Visible light waves are the only electromagnetic waves we can see
Space void of matter.
is a form of electromagnetic radiation
a type of electromagnetic radiation, as are radio waves, ultraviolet radiation, X-rays and gamma-rays
pertaining to, or produced by electromagnetism.
Which type of electromagnetic waves has the longest wavelength?
Which Type of Electromagnetic wave does your body emit?
What decreases in a wave, when the frequency is decreased?
Which type of electromagnetic wave causes a chemical glow in a fluorescent light bulb ?
what color in visible light spectrum has the highest freuency
What is energy carried by an electromagnetic wave is called
This wave is used at airports to screen passengers
These waves are used for satellite communication,
A wave that you can see with your sees.(unaided)
Physicians can use these waves to destroy cancerous cells
having a wavelength just greater than that of the red end of the visible light spectrum but less than that of microwaves. Infrared radiation has a wavelength from about 800 nm to 1 mm, and is emitted particularly by heated objects is what type of wave ?
a wave of energy with a frequency within the electromagnetic spectrum, generated by the periodic fluctuation of an electromagnetic field resulting from the acceleration or oscillation of an electric charge. Electromagnetic waves can be reflected, refracted, and polarized, and exhibit interference and diffraction effects which is what type of wave ?
energy emitted as waves, usually electromagnetic waves, through space or some other medium is what type of energy ?
the range of wavelengths or frequencies over which electromagnetic radiation extends, is what type of spectrum ?
an electromagnetic wave of a frequency between about 104 and 1011 or 1012 Hz, as used for long-distance communication is a ?
The visible spectrum is the portion of the electromagnetic spectrum that is visible to the human eye. Electromagnetic radiation in this range of wavelengths is called visible light or simply light. A typical human eye will respond to wavelengths from about 390 to 700 nm, which is ?
UV radiation: Ultraviolet radiation. Invisible rays that are part of the energy that comes from the sun, can burn the skin, and cause skin cancer. UV radiation is made up of three types of rays -- ultraviolet A (UVA), ultraviolet B (UVB), and ultraviolet C (UVC) all of these examples are what types of radiation ?
an electromagnetic wave of high energy and very short wavelength, which is able to pass through many materials opaque to light is what exactly ?
penetrating electromagnetic radiation of a kind arising from the radioactive decay of atomic nuclei are what type of rays ?
a high-frequency electromagnetic wave modulated in amplitude or frequency to convey a signal is which type of wave ?
an accurate worldwide navigational and surveying facility based on the reception of signals from an array of orbiting satellites is what ?
Used to study the composition,distance,energy,and temperature of objects in space.
Longest wavelength in the EM Spectrum and has the lowest frequency.
Have shorter wavelengths than Radio Waves and are used for radar images
Wavelengh that is detected as heat
The only waves we can see with out naked eye,its waves combine to make the color white.
Electromagnetic wave that is emitted by our sun.
Electromagnetic waves used to view organs and bones
Electromagnetic Wave with the shortest wavelength and the most energy.
The further apart light waves are,the lower the frequency,and the redder the light.
The closer the light waves are,the higher the frequency,and the bluer the light
Describes the number of waves that pass a fixed place given amout of time.
The distance between the crest of one wave and the crest of the next wave.
A spectrum of the electromagnetic radiation emitted by a source.
Bright line emission spectra is a chemical "fingerprint" for the particular element. Emission
The lower the energy the lower the...
Scientist use spectroscopes to observe a star's spectrum or
These waves carry signal to your television, cell phone, and your
These waves heat up most of the food we eat
These waves are visible to your eye and contain 7 colors that is called
Doctors use these rays to kill diseased cells
A DISTURBANCE THAT TRANSFERS ENERGY FROM ONE PLACE TO ANOTHER WITHOUT TRANSFERRING MATTER
A WAVE THAT CAN ONLY TRAVEL THROUGH MATTER
A MATERIAL IN WHICH WAVE TRAVEL
THE HIGHEST POINT ON A TRANSVERSE WAVE
THE LOWEST POINT OF A TRANSVERSE WAVE
A TRANSVERSE WAVE THAT CAN TRAVEL THROUGH EMPTY SPACE AND MATTER
THE MAXIMUM DISTANCE A WAVE FROM ITS REST POSITION
THE DISTANCE BETWEEN ONE POINT ON A WAVE FIND THE NEAREST POINT JUST LIKE IT
THE NUMBER OF WAVELENGTHS THAT PASS BY A POINT EACH SECOND
THE TRANSFER OF ENERGY FROM A WAVE TO THE MEDIUM THROUGH WHICH IT TRAVELS
THE PASSAGE OF LIGHT THROUGH AN OBJECT
THE CHANGE IN DIRECTION OF A WAVE AS IT CHANGES SPEED IN MOVING FROM ONE MEDIUM TO ANOTHER
THE BOUNCING OF A WAVE OFF A SURFACE
THE CHANGE IN DIRECTION OF A WAVE WHEN IT TRAVELS BY THE EDGE OF AN OBJECT OR THROUGH
OCCURS WHEN WAVES OVERLAP AND COMBINE TO FORM AN NO WAVE
two opposite end, called poles
create the electromagnetic waves that propagate through the air
a specific wave length in the radio part of the electromagnetic spectrum
a poor conductor of electric current whose electric charges partially align with an electric field
a group of neighboring atoms whose poles are aligned
generated in any piece of metal moving through a magnetic field; the magnetic they produce opposes the motion that caused the currents
converts mechanical energy to electrical energy
a magnet whose magnetic field is produced by electric current
the process of generating current through a wire in a circuit in a changing magnetic field
oscillating electric and magnetic fields that propagate through space and matter
a device used to measure very small currents
each form of the same atom that has the same chemical properties but a different mass
magnetic field produced by the induced current is in the direction that is opposite the original field
exists in a space where magnets would experience a force
number of magnetic passing through a surface perpendicular to the lines
an instrument that measures the charge-to-mass ratio of positive ions within a material
wire connected to a circuit and coiled into many spiral loops
secondary potential difference is smaller than primary potential difference
secondary potential difference is larger than primary potential difference
device that converts voice, music, pictures, or data to electronic signals, amplifies signals, and then sends the signal to an antenna
device that increases or decrease potential differences with relatively little waste of energy
is a lens that possesses at least one surface that curves inwards
involve the transport of energy without the transport of matte
s a wave that is an oscillation of matter, and therefore transfers energy through a medium.
oscillates perpendicular to the axis along which the wave travels
is a region in a longitudinal wave where the particles are closest together.
hat are propagated by simultaneous periodic variations of electric and magnetic field intensity
the maximum extent of a vibration or oscillation, measured from the position of equilibrium.
distance between one peak or crest of a wave and the next peak or crest.
common unit of frequency is the hertz (Hz), corresponding to one crest per second.
The change in direction of a wave, such as a light or sound wave, away from a boundary the wave encounters.
typically accompanied by interference between the wave forms produced.
he process in which two or more light, sound, or electromagnetic waves of the same frequency combine to reinforce or cancel each other
is the characteristic of a sound that is primarily a psycho-physiological correlate of physical strength (amplitude).
a sound is determined by the rate of vibration, or frequency, of the sound wave.
a sound or series of sounds caused by the reflection of sound waves from a surface back to the listener.
an increase (or decrease) in the frequency of sound, light, or other waves as the source and observer move toward (or away from) each other
a typical example: "the science or art of ordering tones or sounds in succession, in combination, and in temporal relationships
which a system oscillates when not subjected to a continuous or repeated external force.
ncrease in amplitude of oscillation of an electric
ncrease in amplitude of oscillation of an electric
that is a part of the harmonic series above a fundamental note and may be heard with it.
series above a fundamental note and may be heard with it.
prolongaprolongation of a sound; resonance.
vibrates in response to sound waves; the tympanic membrane.
one of the waves that are propagated by simultaneous periodic variations of electric and magnetic field intensity
energy that travels by waves or particles, particularly electromagnetic radiation such as heat or x-rays.
an electromagnetic wave of a frequency between about 104 and 1011 or 1012 Hz, as used for long-distance communication
light rays which are longer than light but shorter than radio waves. Electromagnetic radiation with a wavelength between
a form of electromagnetic (EM) radiation, as are radio waves, infrared radiation, ultraviolet radiation, X-rays and microwaves.
in the part of the electromagnetic spectrum where wavelengths are just shorter than those of ordinary, visible violet light but longer than those of x-rays.
stream of such photons used for their penetrating power in radiography, radiology, radiotherapy, and scientific research.
penetrating electromagnetic radiation of a kind arising from the radioactive decay of atomic nuclei.
a high-frequency electromagnetic wave modulated in amplitude or frequency to convey a signal.
system of satellites, computers, and receivers that is able to determine the latitude and longitude of a receiver on Earth by calculating the time difference for signals from different satellites to reach the receiver.
he range of wavelengths or frequencies over which electromagnetic radiation extends.
the range of wavelengths
a traveling disturbance that carries energy through matter and space
a repeated back and forth movement of matter; often necessary to produce waves
a substance or matter through which a wave travels
a type of wave in which particles move across or perpendicular to the direction the wave is traveling
a type of wave in which particles of the medium vibrate back and forth
the distance between a wave's resting point and its trough or crest
the distance between any two adjacent (side by side) wave crests or and two adjacent wave
the number of complete waves that pass a point in a certain time period
occurs when a wave bounces back after striking something
occurs when a wave passes from one medium into another and changes direction
waves that use matter to move or transfer energy
waves that move through empty space (Vacuum) or use matter to transfer energy
is the bending of waves around a barrier or object
the ability for two waves to combine and make a new wave when they overlap
wave interface that forms a larger wave when two wave amplitudes overlap
wave interference that can form a smaller wave or cancel each other out when two wave amplitudes meet
a transverse wave that involves the transfer of electric and magnetic energy
the energy that electromagnetic waves transfer through matter or space
the light that passes through
light can cause an electron to move so much it is knocked out of the metal
a packet of light energy
the complete range of electromagnetic waves placed in order of increasing frequency
elelectromagnetic waves with the longest wave lengths and lowest frequencies
shorter wavelengths and higher frequencies
uses reflected microwaves to detect objects and measure their distance and speed
electromagnetic waves with wavelengths shorter than those of microwaves
an image that shows reigons of different temperatures in different colors
electromagnetic waves that you can see
electromagnetic waves with wavelengths just shorter than those of visible light
electromagnetic waves with wavelengths just shorter than ultraviolet rays
electromagnetic waves with the shortest wavelengths and the highest frequancies
a method of broadcasting signals by changing the amplitude of a wave
a method of broadcasting signals by changing the frequency of a wave
he emission or transmission of energy in the form of waves or particles through space or through a material medium
EM waves with frequencies between microwaves and visible light
electromagnetic waves with the lowest frequencies
the range of all electromagnetic frequencies
a type of wave that does not require a medium to travel; a disturbance that transfers energy through a field
EM waves with frequencies above visible light and below x-rays
EM waves with frequencies between ultraviolet light and gamma rays
electromagnetic waves with the highest frequencies
the passage of a wave through a medium
a tool that uses refraction to separate the wavelengths that make up light
the part of the EM spectrum that human eyes can see
EM waves that are used in radar and cell phones