1 Cover the cannula site with sterile transparent semipermeable occlusive dressing (e.g. Tegaderm, IV 3000) placed aseptically over the catheter. 2  If desired, place sterile tape over the hub and wings of the device before placing the transparent dressing.
Quick Answer. The difference between a long and short wavelength is the distance between two identical points on successive waves. Wavelength is also characteristic of the energy level of a particular wave, with shorter wavelengths being more energetic than longer ones. Continue Reading.
Differences between Sound Waves And Electromagnetic Waves. 1  A Sound wave is a longitudinal wave whereas, electromagnetic waves are transverse waves. 2  Sound is a mechanical vibration that passes through a medium such as gas, liquid or solid to become a sound.aves that does not need any medium or matter to travel through, and travels through space, are called electromagnetic waves. Sound waves. Sound is a mechanical wave that results from the back and forth vibration of the particles of the medium through which the sound wave is moving.