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Echo - Wikipedia


In audio signal processing and acoustics, echo is a reflection of sound that arrives at the listener with a delay after the direct sound. The delay is proportional to ...

How does an echo occur? | Reference.com


An echo occurs when a sound wave reflects back towards its source after hitting ... one continuous sound rather than the separate sounds that make up an echo.

What causes echoes? | Reference.com


An echo is caused when sound waves bounce off of a surface and travel back to the ears. Echoes commonly occur when loud sounds are emitted into an empty ...

What Is An Echo | Reflection Of Sound Waves | DK Find Out


Improve your knowledge on what an echo is and find out more about sound with DK Find ... Making a sound causes waves of vibration to move through the air.

Reflection: Echo vs. Reverberation - The Physics Classroom


Echo vs. Reverberation. Sound is a mechanical wave which travels through a ... of mechanical energy through a medium by particle interaction is what makes a ... This echo results from the reflection of sound off the distant canyon walls and its ...

What Causes An Echo? - Chest of Books


An echo is caused by the reflection of sound waves at some moderately even surface, such as the wall of a building. The waves of sound on meeting the surface ...

Sound Echoes by Ron Kurtus - Succeed in Understanding Physics ...


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 ...

Echo - How Radar Works | HowStuffWorks


Echo - Echoes and Doppler shift are two effects that are key to understanding radar. Learn about echoes, Doppler shift and sonic booms.

Why do echoes happen? - Quora


Apr 16, 2016 ... What type of echo are you saying? The are echoes in the air, in the cave, in water or ... How can I make echoes like The Weeknd on FL studio 12? What is photosynthesis and how does it work? What are echoes? How are they ...

Why do caves echo but other enclosed areas don't? - Quora


Jun 11, 2014 ... They do, but you just can't distinguish it from the source. The varying degrees of ... How do I make sure I'm not in am echo chamber? ... not get absorbed by the surroundings if that happens you won't be able to hear the echo.