Neither it is a woodwind instrument and has keys. Do you mean the soprano cornet? This is a brass instrument which has piston valves.
Trombone
I'm no brass instrument, but rotary valves are used for several instruments. French horns all seem to have them. They're pretty common on tubas as well. There are even some rotary valve trumpets out there. I don't know, though, anything about the advantages and/or disadvantages of rotary valves as opposed to the piston valves that seem to be more common for most brass instruments.
They are called valves on a trumpet.
All the other brass instruments because they have valves.
A Bugle is a brass instrument without valves.Bugle
A Bugle is a brass instrument without valves.Bugle
Trumpet.
yes the trombone does
Neither it is a woodwind instrument and has keys. Do you mean the soprano cornet? This is a brass instrument which has piston valves.
Not all brass instruments have valves. For example, the trombone has a slide. The trumpet, euphonium, and french horn have three valves.
Trombone
Brass instrument have valves to change the length of tubing that the air passes through. This allows the instrument to play different notes of various harmonic series.
I'm no brass instrument, but rotary valves are used for several instruments. French horns all seem to have them. They're pretty common on tubas as well. There are even some rotary valve trumpets out there. I don't know, though, anything about the advantages and/or disadvantages of rotary valves as opposed to the piston valves that seem to be more common for most brass instruments.
They are called valves on a trumpet.
Trumpet, tuba, french horn are some
All the other brass instruments because they have valves.