The air pressure rises
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All gases can be compressed because the particles are not close together and when you compress it, it brings the particles closer together. Liquids however, have particles which are close to each other so they can't be compressed.
Vibrations through some medium ARE sound. Vibrations through the air are just one example. The air vibrates and when the vibrations hit human ear drums, they are heard.
When it is on the guitar, the vibrating string makes the guitar vibrate with it.
Vibrating 'air' particles, through a transfer of energy; creating a sound wave which then reaches your ears and vibrates your ear drum. (doesn't have to be air, sound also travels through water ect)
when you push the plunger are the air particles closer together in the syringe or in the bubble
When someone blows on the reed the reed vibrates and so does the air inside and sound is created when something vibrates.
when air is squashed
Air vibrates helmet. Helmet vibrates helmet (two). Helmet vibrates air (inside helmet two).
When you hit it, the triangle vibrates, and the air around it vibrates. The air particles closest to it vibrates, then the air particles next to the first ones start vibrating as well and so on, so it reaches your ear. From liam514 if u have any other questions tell me and i will answer them as best as i can.
The air you blown in.
the main part vibrates as the air is bouncing off the closed keys
What vibrates in a harpsichord are the strings when plucked by their corresponding metal pin, and the air inside the air chamber, which is there to amplify the volume of the sound.
Vocal cords
Believe it or not, the air.
air column
A sound is produced in a wind instrument when a column of air vibrates inside a tube.A sound is produced when a column of air vibrates inside a tube.
resonator