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Flashcards: Sound and Light
Electromagnetic Spectrum
The range of all forms of radiation
Vocal Cords
What produces the sound when you sing
Decibel
Unit used to measure sound intensity
Dispersion
The splitting of light into various colours
Transmitted
When a wave passes through a substance it is
Acoustics
What is the science of sound called?
Reflected
When a wave bounces of a surface it is
Gamma Rays
This type of radiation had the shortest wavelength
Lumens
Unit used to measure the brightness of light
Visible Spectrum
The colours produced from white light
Insulation
A material used to absorb energy in a room
Light Emitting Diode
LED stands for
Refraction
When light bends upon entering or leaving a material
Plane Mirror
A flat mirror
Concave
What is the name of a lens or mirror that curves inwards?
Echo
When sound is reflected it makes an....
Dispersion
When sound or light spread out after striking a surface
Wavelength
The distance between two wave crests
Pitch
How fast particle producing a sound vibrate is called the
Loudness
A measure of the intensity of sound
Radio Waves
This type of radiation has the longest wavelength
Convex
What is the name of a lens or mirror that curves outwards?
Image
The figure produced by refracted or reflected light
Frequency
The number of waves that pass a point per second