When the vibrating object actually vibrates faster (more times per second) or slower (less times per second). For example, when you tune a guitar string, by applying more or less tension.
The pitch is changed on a trombone by moving the slide or changing your ombisture.
Pitch is changed by altering the frequency of a sound wave, with higher frequencies resulting in higher pitch. Loudness is changed by adjusting the amplitude or intensity of a sound wave, with greater amplitude producing louder sounds. Both pitch and loudness can be modified by factors such as distance, medium of transmission, and physical properties of the sound source.
with a purty octopus named Greggy
probably, probably not
The pitch of any violin string is changed depending on which spot on the fingerboard a finger is placed.
The headjoint itself, the embouchure hole specifically (the part you blow into) is where the sound is actually produced. The pitch is changed by the length of the flute changing, by pressing keys (much like when you blow across a soda bottle. the less liquid in the bottle, the lower the pitch)
The pitch can be changed by tightening or loosening the lips (embouchure), depressing a valve or valves and by moving tuning slides. The pitch can also be affected by temperature and by the density of the gas being blown through it. Try playing a trumpet with a lungful of helium.
Volume is controlled by air flow, and pitch is changed with the valves and lip configuration.
It cannot be changed without making an amendment.
When a young man's voice breaks it becomes noticeably lower in pitch. Has the pitch of your voice changed?
In the case of a guitar string, the tension.
Fossils.