Sound (13) Flashcards
1
Q
Echo
A
Repetition of sound due to the reflection of sound
2
Q
Ultrasound
A
Sound with frequencies above the upper limit of the human range of audibility (greater than 20kHz)
Echo
Repetition of sound due to the reflection of sound
Ultrasound
Sound with frequencies above the upper limit of the human range of audibility (greater than 20kHz)