Details

Title: chapter 13 key terms

Description: Northside High Holt

Total Flash Cards: 11

Created: 04/25/2004 11:59:40

New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE.

Existing Users: CLICK HERE.

Additional Physics Flashcards

Cards in this set:

Term
Compression
 Definition
The reigon of a longitudinal wave in which the density and pressure is greater than normal
Term
Rarefaction
 Definition
The reigon of a longitudinal wave in which the density and pressure is less than normal
Term
Pitch
 Definition
The percived highness and lowness of a sound depending on the frequency of the sound waves
Term
Doppler Effect
 Definition
A frequency shift that is the result of relative motion between the source of sound waves and an observer
Term
Intensity
 Definition
The rate at which energy flows through a unit area perpendicular to theb direction of wave motion
Term
Decibel Level
 Definition
relative intensity determined by relating the intensity of a sound wave to the intensity at the threshold of hearing
Term
Resonance
 Definition
A condition tha exsists when the frequency of a force applioed to a system matches the natural frequency of the vibration of the system
Term
Beat
 Definition
The interference of waves of slightly diffrent frequencies traveling in the same direction pwercived as a variation in loudness
Term
Fundemental Frequency
 Definition
The lowest frequency of vibration of a standing value
Term
Harmonic Series
 Definition
A series of frequencies that includes the fundemental frequency and integral multiples of the fundemental frequency
Term
Timbre
 Definition
The quality of a steady musical sound that is the result of a mixture of harmonics present at diffrent intesities