What are the two types of wave?
Longitudinal
Transverse
What does a longitudinal wave look like?
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What does a transverse wave look like?
~
Waves can be:
Reflected
Refracted
Diffracted
Frequency?
How often
What is frequency measured in?
Hertz (Hz)
What is the wave length?
Crest to crest
What is amplitude?
Crest to middle
Quiet
Smaller amplitude
Loud
Higher amplitude