A day at the beach is a favorite vacation activity, but it's crucial to know these dangerous types of waves before getting in ...

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 ...

Wavelength is the distance covered by a full cycle of the wave, usually measured from peak to peak, or trough to trough. The distance between 2 peaks is 8 m. The wavelength of the wave is 8 m.