In audio signal processing and acoustics, echo is a reflection of sound that
arrives at the ... Acoustic waves are reflected by walls or other hard surfaces,
such as mountains and privacy fences. Th...
If you have ever been inside of a large canyon, you have likely observed an echo
resulting from the reflection of sound waves off the canyon walls. Suppose you ...
Sound Echoes. by Ron Kurtus (revised 9 November 2005). An echo is the sound
you hear when you make a noise and the sound wave reflects off a distant ...
In constructing sound, there must be a source for a sound. The source of a sound
wave is vibrating object. The Vibrating ...
www.ask.com/youtube?q=Sound Waves Echo&v=BYiCzWZ8cBs
Sep 25, 2008 ... Nice introduction to sound waves through echoes and explaining how some
animals rely on sound echoes to find their prey...
Echoes are created by sound waves being reflected off of a large obstacle.
Conditions have to be just right for the echo to be heard as a separate sound....
Echo and Reverberation - Reflected Sound Waves.
An echo is weaker than the original sound because the sound wave imparts
energy to the surface from which it bounces. When a sound wave is directed at a
An echo occurs when a sound wave reflects back towards its source after hitting
a hard surface. Although the surface may absorb some of the sound, the ...
Sound waves can be reflected by large, hard surfaces like buildings, walls and
cliffs. Reflection of sound occurs just like the reflection of light.