Answer:
vibrations
locate prey
attract mate
Ultrasonic laundry.
Ultrasonic denture cleaners.
Active noise cancellation.
Suspending small objects mid-air.
Finding oil.
Looking at unborn babies.
Fighting off sea pirates.
Explanation:
Answer:
vibrations
Active noise cancellation
Suspending small objects mid-air.
Looking at unborn babies.
Explanation:
