Examlex
The neurotransmitter ________ plays an important role in addiction,and affects brain processes that control movement,emotions,and pleasure
Frequency
The frequency at which an event happens within a specific time frame or sample size.
Pitch
The quality of a sound determined by the frequency of the sound waves, which translates to the highness or lowness of a tone.
Oscilloscope
An electronic test instrument that graphically displays varying signal voltages, usually as a two-dimensional plot of one or more signals as a function of time.
Sound Waves
Echoes that journey through air or alternative mediums, reaching a state of audibility when they approach an individual's or creature's ear.
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