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Chapter 29

Reflection and Refraction

the law of reflection states that________________ and __________________ are equal to each other angle of reflection; angle of incidence
a line drawn perpendicular to the point where the incident ray strikes the barrier is called a normal and is drawn as a __________ line dashed
the angle formed between the ___________ ray and the normalis called the angle of incidence incident
the angle formed between the reflected ray and the normal is called the ______________________________ angle of reflection
a bathroom and dressing room mirror are examples of a____________ mirror plane
convex mirrors curve __________________ outward
______________ mirrors curve inward concave
virtual images in mirrors are images that seem to be in or ____________________________ behind the mirror
real images are always _________________ inverted
whether a surface is a dissfuse reflector or a polished reflector depends on the wavelength of the waves it ________________ reflects
sounds energy not reflected is__________________ or _____________________ absorbed; transmitted
more sounds energy is reflected from a rigid and smooth surface than from a __________ and _____________ surface soft; irregular
in the desing of an auditorium or concert hall, a balance between reverberation and absorption is _________________ desired
_____________ _______________ is the reflection of a light from a rough surface diffuse reflection
a smooth mirror is only reflected in one direction, an _____________ pattern orderly
Created by: kcracchiolo