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kohl- chapter 29

QuestionAnswer
what law states that the angle of incidence and the angle of reflection are equal to each other? law of reflection
what is the line perpendicular to the incident rays and reflected rays? normal
what is the angle between the incdent ray and the normal called? angle of incidence
what is the angle between the reflected ray and the normal called? angle of reflection
what is the only kind of image that plane mirrors can produce? virtual image
what is reflection of light from a rough suface? diffuse reflection
what happens to the sound energey that is not reflected? absorbed
what is the study of sound? acoustics
what is the mulitple reflection of sound waves called? reverberations
what do wave fronts represent the position of? crests
what kind of waves are refracted when parts of a wave front travel at different speeds? sound waves
why do the directions of light rays change? refraction
what is the appearance of a distorted image called? mirage
what happens to light that is not relfected? refracted
what do you see when you turn your back to the sun? spectrum of colors in a bow
Created by: 13_aotoole
 

 



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