1. What range of frequencies are detectable to the human ear?
Approximately 20Hz to 20kHz


2. Define Audio: -
Audio means "of sound" or "of the reproduction of sound".


3. Audio production involves what four elements of audio?
involves production, recording, manipulation and reproduction of sound waves.


4. List 10 careers in audio and list a local company for six of the career fields:

· Studio Sound Engineer - Coronet Recording Company
· Musician
· Music Producer - Production Hub
· DJ - MK The DJ
· Post-Production Audio Creator - Coronet Recording Company
· Radio technician
· Film/Television Sound Records - Production Hub
· Field Sound Engineer
· Audio Editor - Coronet Recording Company
· Live Sound Engineer


5. List three careers that need to have an understanding of audio production concepts.
Field Sound Engineer
Audio Editor
Musician

6. Draw a diagram (in composition book)


7. What is a waveform?:
the form of the wave.

8. Is sound two dimensional or three dimensional?
Two-dimensional.


9. How do variations in sound pressure correlate to a waveform diagram?
It works really well in sound waveform.


10. Illustrate (in composition book) The difference between wavelength, amplitude, and frequency.


11. Diagram (in composition book) In phase, 180deg out of phase, and different wave and how they interact.

12. Define transducer:
A device which converts energy from one form into another.

13. Define amplifier:
A device which takes a signal and increases its power.

14. Define signal processor:
Devices and software which allow the manipulation of the signal in various ways.

15. Diagram (in composition book) The 3 part model as described in the article.