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3.3

33

QuestionAnswer
all waves begin with______. energy
a _____ is a disturbance that transfers energy form one place to another. wave
matter_________ transferred as a wave moves. is not
when a flag moves in the wind, the flag ripples back and forth as the energy _____. travles
a ________ wave travels only through matter. mechanical
an ___________ wave can travel through empty space or through matter. electromagnet
there are ____ types of wave motion-transverse. three
a _________ wave is a wave in which the disturbance is perpendicular to the direction the wave travels tranverse
a________wave is a wave that makes the particles of a medium move back and forth parallel to the direction the wave travels longitudinal
two common waves in nature are water waves and ______ waves seismic
in water waves water particles move in_____ circles
the _____ of a wave is the distance from one point, such as the crest wavelenght
the _______of a wave is the number of wavelengths that pass a point each second frequency
frequency is measured in ____ hertz
wave speed depends on the type of material or ______ a wave travels to medium
the maximum distance a wave varies from its rest position is the_________ of the wave amplitude
when you knock on one side of a door the sound travels as ________sound waves through the door longitudinal
these waves travel through the ______ energy
the particles that make up the door ______ some of the sound energy absorb
some of the energy of your knock bounces or _____ back into the room reflects
waves that bounce off a surface follow the law of _______ reflection
_____________ is the change in direction of a wave as it changes speed moving from one medium into another refraction
the change in direction of a ___ wave
when it travels past the edge of an object or through an opening is called __________ diffraction
Created by: pineemm4043
 

 



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