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Science TNSB Mentoring
Class 9
Sound
Echo, Ultrasound, SONAR and the Human Ear
8.
Sound range
Question:
6
m.
Drag and drop the right answer:
Answer variants:
Middle ear
sensitivity to ultrasonic
Transverse wave
Longitudinal waves
Objects on the sea bed
Thermal wave
1
.
Light waves
2
.
Anvil
3
.
Dolphins
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