a wave whose particles move parallel to the direction of wave propogation
a wave whose particles move at right angles to the direction of wave propogation
when two waves pass through and their amplitudes add
the number of cycles per second of a wave
the time taken for one cycle of the wave
the unit for frequency
the unit for period
a short lived disturbance in a medium
the material or substance that a wave propogates through
a regularly repeating disturbance in a medium
the 'top' of a wave
the 'bottom' of a wave
the speed of a wave
a region of compressed air corresponding to a 'crest'
a region of low are pressure corresponding to a 'trough'