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- 1. Multiple Choice
A ____________________ is a longitudinal wave that is caused by vibrations and travels through a medium.
light wave
sound wave
microwave
water wave
- 2. Multiple Choice
Ultrasound occurs at frequencies above 20,000 Hz.
True
False
- 3. Multiple Choice
In a ________________________ wave, the particles vibrate in the same direction that the wave travels, or parallel to the wave.
light wave
microwave
water wave
longitudinal wave
- 4. Multiple Choice
A(n)_________________________ is a reflected sound wave.
echo
Arc
vibration
rarefaction
- 5. Multiple Choice
What does the Auditory nerve do?
Carries the message to the brain
Carries the message to the Semi-Circular canal
Send the message to the Eustachian tube
- 6. Multiple Choice
Name the 3 bones in your ear
Hammer, Stirrup, Anvil
Hammer, Anvil, Stirrup
Rods, Cones, Anvil
- 7. Multiple Choice
Where is the Cochlea located
The Inner Ear
The Middle Ear
The Outer Ear
- 8. Multiple Choice
Where is the Auditory Canal located?
The Inner Ear
The Middle Ear
The Outer Ear
- 9. Multiple ChoiceIf you want to change the pitch of a sound, you have to change the ___frequencyamplitudespeedvolume
- 10. Multiple Choice
What device acts as the source and the detector of ultrasound waves
A Transducer
A Solenoid
A Megaphone
Computerized Tomograph
- 11. Multiple ChoiceSound travels at 1400m/s in water. If a ship sends a sonar signal to map the bottom of the ocean and it returns after 2 seconds, how deep is the ocean?700m1400m2800m6000m
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