The frequency of a sound wave refers to _____.
a. the number of cycles it completes in one second
b. the number of cycles it completes in one minute
c. its loudness
d. its softness
Answer: A
You might also like to view...
All of these statements about SAI angle are true EXCEPT:
A. It is adjustable B. It reduces the need for excessive positive caster C. It is tilted toward the center of the vehicle D. It is added to the positive camber to calculate the included angle
Infectious agents that create a real or potential health risk are known as _____.
a. atmospheric hazards b. biological hazards c. chemical hazards d. radioactive hazards
Plans used for work that has to do with construction in or on the earth are called _____
A) structural foundations B) exterior views C) civil plans D) architectural renderings
What is the e-e of pipe K?
Fill in the blank(s) with the appropriate word(s).