![]() ![]() ![]() Period = 1 / frequency Wave Motion Waves transport energy and not matter Ex) waves travel across grass on a windy day Wave Speed Describes how fast a disturbance moves through a medium, related to frequency and wavelength ![]() Wavelength distance from the top of one crest to the top of the next crest, or distance between successive identical parts of the wave Frequency specifies the number of to-and-fro vibrations in a give time OR number of waves passing any point per second measured in Hertz (Hz) 1 Hz is a vibration that occurs once each second Mechanical Objects (Hz) have frequencies of a few Hz Sound (Hz) has a frequency of a few 100 or 1000 Hz Radio Waves (Hz) have frequencies of a few million Hz (MHz) Cell Phones (Hz) operate at a few billion Hz (GHz) Period time to complete one vibration ![]()
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