martes, 23 de octubre de 2012


Today we are going to learn about the SOUND characteristics:

Let's have a look to this videos to start with the main concepts. By the end of the videos you should answer this question:

  • What is SOUND?

Let's learn about sound step by a step.Firts of all how we can produce sound.

The sound travels in  WAVES.

Sometines depending on how the waves travel and how the bounce we can have ECHO


LOUDNESS (Intensity)