Pythagoras observed:
A) that sound is produced by one object striking another.
B) that sound is carried to the ears by the movement of air.
C) the relationship between pitch and frequency.
D) that sound travels in waves.
Correct Answer:
Verified
Q10: Who first identified the characteristic motion patterns
Q11: Who first considered using ultrasound to detect
Q12: Bi-stable imaging systems were replaced by grayscale
Q13: The phenomenon of piezoelectricity was discovered by:
A)
Q14: The destructive nature of ultrasound on biologic
Q16: Focused high-energy ultrasound waves are used to:
A)
Q17: The development of sonar is linked to
Q18: A landmark book, The Theory of Sound,
Q19: Who first produced ultrasound images of the
Q20: Francis Fry and Elizabeth Kelly Fry are
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents