Question

Write the two most important characteristics of a medium responsible for the formation of a wave

Answer 1

space between particles is one of them

Explanation:

Answer 2

• For formation of wave medium can be solid, liquid or gas.  
• Wave is generally created by the vibration of particles of medium thorough it passes.  
• The mass of the medium and space between two particles is important for a wave to pass through the medium.  
• That property can vary medium to medium.  
• There are several kinds of waves like pulse, periodic wave, frequency etc.