Audio questions minus the illustrations

1. What range of frequencies are detectable to the human ear? Approximately 20Hz to 20 kHz
2. Define audio. "Of sound" or "of the reproduction of sound".
3. Audio production involves what four elements of audio? Production, recording, manipulation and reproduction
4. List 10 careers in audio and list a local company for six of the career fields. Studio Sound Engineer, Wolfe Trax Recording, Live Sound Engineer, Musician, Field Sound Engineer, Audio Editor, Post-Production Audio Creator, Music Producer, DJ, Radio technician, Film/Television, Sound Recorder
5. List three careers that need to have an understanding of audio production concepts. Music Producer, Audio Editor, and Sound Engineer
7. What is a waveform? Resulting waves in a mathematical drawing of sound waves
8. Is sound two dimensional or three dimensional? 3D
9. How do variations in sound pressure correlate to a waveform diagram? In high pressure the molecules pack together and in low pressure they spread apart.
12. Define transducer. A device which coverts energy from one form into another.
13. Define amplifier. A device which increases the amplitude of an electrical signal.
14. Define signal processor. The analysis, interpretation, and manipulation of signals .