Wavelength - Distance between 2 crests, Period - Time between 2 waves, Frequency - Number of waves in 1 second, Transverse - Wave with crests and troughs, Longitudinal - Wave with compressions and rarefactions, Example of a transverse wave - Radiowave, Example of a longitudinal wave - Sound, Speed - Distance travelled by a wave in 1 second, Energy - This is carried by all waves, Particles - Sound waves need these to travel,

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