input question: How can you adjust if someone at a party won't speak up?

output answer: Lean in with your right ear, and listen, right ears are more sensitive than left usually.

input question: how do you calculate wavespeed

output answer: Wave speed is the distance a wave travels in a given amount of time, such as the number of meters it travels per second. Wave speed is related to wavelength and wave frequency by the equation: Speed = Wavelength x Frequency. This equation can be used to calculate wave speed when wavelength and frequency are known.

input question: How to tie mesh together to stay as a cylinder.

output answer:
Let mesh coil up by itself. Using a loose wire from the mesh, make a loop joining the other edge of the wire to connect and repeat along each square of mesh.