Tool helps test musical equipment and diagnose playback issues. Enables ear tuning of instruments by ear. Helps determine hearing range from 20Hz to 17,000Hz. Can identify tinnitus frequencies for masking sound discovery
Sonic booms occur when objects travel faster than sound speed. Creates shock waves that travel at Mach 1 (741 mph). Forms Mach cone shape with aircraft at tip. Generates double boom: initial pressure rise and return
Largest Speakerman but smaller in height and physique. Wears red shirt, black pants, and belt before upgrade. Equipped with arm cannon and jetpack for mobility. Has red core and multiple speakers on head and shoulders
Longitudinal waves vibrate parallel to wave direction and produce compression. Examples include sound waves and seismic P waves. Some authors use "L-waves" and "T-waves" for convenience
Basilar membrane separates scala media and scala tympani in cochlea. Moves up and down in response to sound waves. Varies in width (0.42-0.65 mm) and stiffness (0.08-0.16 mm). Widest at apex, narrowest at base
Largest known animal, reaching up to 29.9 meters in length. Grayish-blue upper surface with lighter underside due to diatoms. Males have largest penis in animal kingdom, up to 3 meters long. Lives 80-90 years or more, with earwax aging indicating age