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Sound and Light Wave

Sound and light Waves

QuestionAnswer
What type of wave is a sound wave? mechanical
Sound waves must have a __________ to travel. medium
Sound waves cannot travel through a _____________. vacuum
Sound waves are formed by ___________ of an object. vibrations
Waves move through an object transmission
Sound waves travel _________ through a solid. Why? faster; The particles are touching, so it is easier for one particle to make the next one vibrate.
Waves bouncing off a surface reflection
Sound is repeated back echo
Repeated echo reverberation
Change in direction of a wave or bending of a wave as the wave passes from one medium to another with a different density refraction
Refraction is caused by the change in a wave’s __________. speed
When a material takes in energy absorption
Energy is transformed into __________ when it is absorbed. heat
Waves bend around an obstacle or spread out after passing through a small opening diffraction
Wave hits small segments of a rough surface and reflect in many different directions scattering
Light waves are ___________ waves. electromagnetic
Light waves do not require a ________. medium
Material that allows no light to pass through opaque
Created by: DC51
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