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Physics chap.29

General Clues Dealing with Physics - BHolstein

QuestionAnswer
Waves are __________ when light doesn't travel through a mirror, but is returned by the mirror's surface. Reflected
The second medium must be less rigid when sound waves are _________ reflected. Partially
Materials such as ______ and _____ are not as rigid to light waves. glass and water
The relationship between the angle of incidence and the angle of reflection is stated in ____________. the law of reflection
What mirrors produce only virtual images? Plane mirrors
An ________ is a likeness or a reproduction of an object. image
What mirrors curve inward and can be used as makeup mirrors? Concave mirrors
What mirrors curve outward and can be used as security mirrors or traffic control mirrors? Convex mirrors
Diffused reflection is the reflection of light from a _________ surface. Rough
An ______ is reflected sound. Echo
Rays of visible light that reflect from _______ encounter millions of tiny flat surfaces facing in all directions so they are all reflected in all direction? Paper
The study of the reflective properties of surfaces is ______________. Acoustics
A person in the audience of a concert hall receives a _________ amount of _________ sound from many parts of the wall. Small and reflected
When walls are too reflective the sound becomes __________ because of multiple reflections of sound called _______________. garbled and reverberations
The walls of concert halls are often designed with _____________ so that the sound waves are ___________. grooves and diffused
Created by: bhols
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