Question 1) For resonance to occur, the object must experience a frequency equal to its what?


natural frequency


period


wavelength


amplitude

Question 2) What variable affects the natural frequency of an organ pipe?


pipe width


pipe length


pipe area


pipe use

Question 3) Resonance in air columns is used in which of these musical instruments?


violin


trumpet


drums


guitar

Question 4) Which term describes the number of crests that pass a point in a given amount of time?


wave speed


frequency


wavelength


period

Queston 5) Which of the following is the human ear able to detect?


dog whistle


sonar


ultrasound


musical note