Hertz is used to measure sound frequency (how high or low the sound is).
Decibels are used to measure how loud or soft a sound is.
Pyrometer
a graduated cylinder
You can measure the sound pressure with a sound pressure level (SPL) meter. Loudness ist a psycho acoustical sensation.
A magnetometer is used to measure magnetic force in magnetic fields.
The measurement tubes: mL and cm.
an oscilloscope is used to measure sound waves
what machine can be used to measure sound waves
sound level meter
protractor
A thermometer.
scales
The ports used to connect external sound equipment are Line In, Mic and Line Out. These ports are usually located on the computer's sound card.
graduated cylinder
a ruler
thermometer
You use a spectrophotometer.
Pyrometer