Kategóriák: Minden - pitch - speed - frequency

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Sound Concept Map

The Doppler Effect describes how the frequency of a wave changes based on the motion between the source and the observer. This phenomenon is critical in understanding various sound-related concepts.

Sound Concept Map

Dopplar Effect

change in frequency because of motion: a perceived change in the frequency of a wave as the distance between the source and the observer changes

Sound Concept Map

Sonic Booms

Sonic Boom Diagram
Speed of Sound
http://science.howstuffworks.com/question73.htm

Resonance

http://www.physicsclassroom.com/Class/sound/U11l5a.cfm
Galloping Gertie
Glass Breaking: Start at 2:45

The state of a system in which an abnormally large vibration is produced in response to an external stimulus, occurring when the frequency of the stimulus is the same, or nearly the same, as the natural vibration frequency of the system.

Wave Speed

http://homepages.ius.edu/kforinas/S/WaveSpeed.html
http://www.physicsclassroom.com/class/waves/u10l2d.cfm

speed = distance/time

Pitch

http://www.physicsclassroom.com/class/sound/u11l2a.cfm

1.

the quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone

Doppler Effect

http://www.physicsclassroom.com/class/waves/u10l3d.cfm
Video
Example
Definition

1.change in frequency because of motion: a perceived change in the frequency of a wave as the distance between the source and the observer changes