Any disturbance that transmits energy through matter or space.
A solid, liquid or gas that is vibrated.
Waves in which the particles of the medium vibrate with an up and down motion.
Waves in which the particles of the medium vibrate back and forth along the path that the wave travels.
In a body of water, is an example of a combination of both transverse and longitudinal waves.
Maximum distance the wave vibrates from the rest position.
The distance between any adjacent crests or compressions in a series of waves.
The number of waves produced in a given amount of time.
The speed at which a wave travels.
Occurs when a wave bounces back after striking an object.
The bending of waves around a barrier or through an opening.
The result of two or more waves overlapping.
When an object vibrates at or near the resonant frequency of the second object causes the second object to vibrate.
Sounds with frequencies that are higher than 20,000HZ.
The apparent change in the frequency caused by the motion of either the listener or the source of the sound.
A reflected sound wave.
The emission of energy in the form of EM waves.
The transfer of energy carried by light waves to particles of matter.
Matter through which visible light is easily transmitted.
High energy electromagnet waves that are between ultraviolet light and gamma rays in the electromagnetic spectrum.
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.
A means of transferring energy from one point to another
Particles on the wave vibrate perpendicular to the direction that the wave is moving
Particles on these waves vibrate parallel to the direction that the wave is moving (through a series of compressions and rarefactions)
Require a medium to travel through (Ex: water waves and sound waves)
Do not require a medium (ex: light and radio waves)
The distance from a point on one wave to the identical point on the next wave (crest to crest)
The number of waves passing each second; it is measured in Hertz
Maximum displacement of a wave from the rest position or the size of the wave or how large the wave is
Waves will bounce off barriers an angle equal to the angle they strike the barrier
Bending of a wave as it passes at an angle into another medium
Bending of waves around barriers (this occurs to a greater degree with longer waves such as sound)
Waves add as they meet
The waves partly or completely cancel as they pass
Change in frequency is heard when the source of sound and the person receiving the sound are in relative motion
material through which a wave travels
Unit of measurement for frequency
a disturbance that travels through a medium as a longitudinal wave
perception of the frequency of sound
The high point of a wave.
The low point of a wave
Part of the electromagnetic spectrum that has the longest wavelength
Distance from a center line to the top of a crest or the bottom of a trough
The distance between crests of a wave
Allows us to see the colors of the stars
Detect wavelengths emitted from hot stars
Our biggest evidence that the universe is expanding and the big bang happened
A theory our universe began as a single atom and began a violent expansion at the speed of light
Helps us detect black holes
Detects what an item is made up of
Part of the electromagnetic spectrum that has the highest frequency
Form of energy that is all around us and takes many forms
Range of all types of radiation.
These detect infrared rays of heat
One Earth Year
Number of waves passing a point in a certain time.
Energy being emitted from a source
A wave that requires a medium through which to travel
A wave that moves the medium in a direction prependicular to the direction in which the wave travels
A wave that moves a medium in a direction parallel to the direction in which the wave travels
The highest part of a transverse wave
The part of a longitudinal wave where the particles of the medium are close together
The part of a longitudinal wave wheree the particles of the medium are far apart
The number of complete waves that pass a givin point in a certian amount of time
The lowest part of a transverse wave
The distance between two corresponding parts of a wave
Electromagnetic waves with the longest wavelenghts and lowest frequencies
Radio waves with the shortest wavelenghts and the highest frequenies
Electromagnetic waves with the wavelenghts shorter than radio waves but longer than visible light
Electromagnetic waves that are visible to the human eye
Electromagnetic waves with the wavelenghts shorter tahn visible light ,but longer than X-rays
Electromagnetic waves with wavelenghts shorter than ultraviolet rays, but longer than gamma rays
Electromagnetic waves with the shortestwavelenghts and highest frequencies
Transverse wave that transfer electrical and magnetic energy
The change in frequency of awave as its source move in relation to an observer
The material through which a wave travels
An image that shows regions of different temperatures in different colors
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
Tungsten Halogen Light
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
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