Sound travels through all matter.
Sound travels fastest, and best through a solid. eg. steel
That is a longitudinal wave.
primary wave
electronic sound waves
Sound waves (pressure waves).
primary wave
cosmic , x-ray and gamma
All types of sound - whether or not it can be heard by someone underwater is rather the question.
sound cannot travel through a vacum
A sound wave
Generally , all waves that are studied in physics are affected by the type of matter they travel thru.
The type of waves that travel through matter are Electromagnetic waves.