An echo.
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∙ 11y agoThis is called reflection of sound. It's like a sound wave bouncing on a trampoline.
Reflection
reverberation.
It is called an echo.
It is a reflection.
This is called reflection of sound. It's like a sound wave bouncing on a trampoline.
Reflection
A wave reflection.
A bounced sound wave is acalled an echo. You can hear these echos when you yell into a cave or a crevasse or an abyss.
reverberation.
it changes
It is called an echo.
It is a reflection.
It is often called an 'echo'.
Reflection
reflection ,transfer energy, and ,be absorbent
diffraction, reflection, refraction