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Echo - Wikipedia

en.wikipedia.org/wiki/Echo

In audio signal processing and acoustics, echo is a reflection of sound that arrives at the ... The reason of reflection may be explained as a discontinuity in the propagation medium. This can be he...

How are echoes created? | Reference.com

www.reference.com/science/echoes-created-fafd0d1c0acfcadf

When a person shouts into a well or canyon, and they hear an echo, it is because the sound waves reflect from the canyon wall or ... science.howstuffworks.com.

Echoes, Sound, Science, Science Tutoring | Tutorvista.com

www.tutorvista.com/content/science/science-i/sound/echoes.php

As a result of reflection of sound wave from a large obstacle, the sound is heard which is named as an echo. Ordinarily echo is not heard as the reflected sound ...

Echo | Define Echo at Dictionary.com

www.dictionary.com/browse/echo

Echo definition, a repetition of sound produced by the reflection of sound waves from a wall, mountain, or other ... The American Heritage® Science Dictionary

What is an Echo? - GCSE Science

www.gcsescience.com/pwav11.htm

Echo and Reverberation - Reflected Sound Waves.

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

www.dkfindout.com/us/science/sound/echoes/

Improve your knowledge on what an echo is and find out more about sound with DK Find Out for kids. ... Science. AW 187527 OUTERPLANETS PeterBull 2 ...

Reflection: Echo vs. Reverberation - The Physics Classroom

www.physicsclassroom.com/mmedia/waves/er.cfm

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 - Succeed in Understanding Physics ...

www.school-for-champions.com/science/sound_echoes.htm

Nov 9, 2005 ... Explanation of echoes made by sound. ... An echo is the sound you hear when you make a noise and the sound wave reflects off a distant ...

echo -- Kids Encyclopedia | Children's Homework Help | Kids Online ...

kids.britannica.com/comptons/article-9274115/echo

echo: According to Greek myth, a beautiful nymph named Echo fell hopelessly in ... The scientific explanation is that sound waves are reflected from flat surfaces.

Echo - How Radar Works | HowStuffWorks - Science

science.howstuffworks.com/radar1.htm

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