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4.1

QuestionAnswer
all waves begin with a source of ____ energy
a ____is a disturbance that transfers energy without transferring matter wave
there are ____ types of motion 3
disturbance is perpendicular to the direction the wave travels transverse wave
____ waves occur during an earthquake seismic
the distance from one point to the same point on another wave wave length
number of wave lengths that pass a point each second frequency
frequency is measured in ____ Hertz
the ____ the wave length the lower the frequency longer
wave speed depends on the ____ the wave travels through medium
max distance a wave varies from its rest position amplitude
these waves travel through the ____ that makes up the door matter
particles that make up the door ____ some of the sound absorb
some of the energy from the knock ____ off the door reflects
waves that bounce off an object follow the law of ____ reflection
change in direction of a wave as it changes speed refraction
waves refract toward the medium if it ____ slow down
wave refracts away from medium if it ____ speeds up
sound waves spread around a corner due to ____ diffraction
bounces back reflects
____ transfers energy without transferring matter waves
wind ____ energy to the flag transfers
Created by: barnechr6159