Tuesday, February 22, 2011

How To Watch Jamie's American Road Trip Ep 1



The sound is a vibration of the bodies that are transmitted through a material medium and is perceived by the ear.
When we consider that vibration is an oscillation condolences to a balanced position. If the vibration is transmitted through a material medium and is perceived by the ear, is when we consider that there has been a sound.

sounds can be represented as a wave.




DIFFERENT WAVE FREQUENCY SOUND

Frequency is the number of complete vibrations or oscillations that take place in a second. It is measured in hertz (Hz). The audible sounds are those that occur when a body vibrates at a frequency between 20 and 20,000 Hz



FEATURES

SOUND SPEED OF SOUND is 340 m / s.


TONE, TONE AND RING

Loudness is related to the intensity of sound and is measured in decibels. If we represent the sound as a wave, the sound is indicated by the length that has the height of the wave. Distinguish sounds and strong or weak.

tone is related to the frequency of sound. Differentiate and bass or treble. would tone represented by the number of oscillations that occur in a given time. A greater number of oscillations tone is more acute and less serious tone.

differentiating

The bell sounds with the same intensity and tone. Timbre is because most sounds are a mixture of sounds with different frequencies and sounds. The set of all characteristic of each sound and is what we call timbre. Thus we can distinguish a violin from a clarinet, for example.




SOUNDS

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