The tin can phone is a staple of longitudinal wave demonstrations wherein a human ... the speaker in another can at the other end. All the parts in this electrical demonstration are different ...

A longitudinal wave is one in which the vibrations of the particles are parallel to the direction in which the energy of the wave travels. compressions are regions of high pressure due to ...

sound waves cause air particles to vibrate back and forth; ripples cause water particles to vibrate up and down. A longitudinal wave is one in which the vibrations of the particles are parallel to ...