Task 3: Match the following:
Crystal Dynamics -
a frequency above the human ear's audibility limit 3
Hypersonic
the vibrational movement of atoms in the solid state
Ultrasonic
Speed of more than 5 Mach
Optics
concerned with the properties of sound.
Acoustics
studies the behaviour and properties of light
ion in the
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Answer:
a frequency above the human ear's audibility limit
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Answer:
hyper sonic ultrasonic optics acoutics
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