Flashcards in Section 2 - Waves Deck (10):
What is a transverse wave?
The vibrations are perpendicular to the direction of travel
What is a longitudinal wave?
The vibrations are parallel to the direction the waves move in
What is the amplitude of a wave?
The displacement from a rest position to the crest or trough
What is the wavelength of a wave?
The length of a full cycle of a wave
What is the frequency of a wave?
The number of complete cycles of the wave passing a point per second
What is the period of a wave?
The period of a wave is the number of seconds for the wave to compete one cycle
What is infrasound?
Sound waves with frequency of less than 20Hz
What is ultrasound?
Sound waves with a frequency above 20,000Hz
What can ultrasound be used for?
Medical scans and industrial imaging