Sound, Energy, Waves - Examen
  • 1. Sound is or are
A) All of these are correct
B) Energy
C) Vibrations
D) Waves
E) Captured in our Ears
  • 2. Sound travels through _______________ which the vibration compresses
A) Anti-Matter
B) Matter
C) Atoms
D) None of these
E) Substances
  • 3. Sound travels through waves called
A) Sea Waves
B) Doppler Waves
C) Compressional Waves
D) Transverse Waves
E) Up and Down Waves
  • 4. Compressional waves travel in
A) The opposite direction as the sound vibrations
B) No direction at all they don't move
C) In many different directions at the same time
D) The same direction as the Sound vibrations
  • 5. The Doppler effect occurs when
A) The waves are moving like the ripples in a pond from a rock
B) The waves are really distorted in the front where the sound is and not in the back after the object moves away
C) There is a rainbow present in the sky.
D) A moving object is emitting sound continuously.
  • 6. Longitudinal Waves are waves that travel
A) Side to side in two different directions at once
B) Side to side in one direction
C) Up and down like the waves of an ocean
D) Only when there is very dense material around
  • 7. Elasticity is the process that occurs
A) During the wave movement.
B) Only happens when there is a cold temperature
C) After the sound waves pass a point and the matter snaps back into its original position
D) Only happens when there is a high temperature
  • 8. Sound waves CAN move in space
A) Neither true or false
B) True
C) False
D) Both true and false
  • 9. Sound vibrations travel best in
A) Space
B) Gases
C) Solids
D) Liquids
  • 10. An echo is
A) Sound that DOES NOT bounce back to you
B) A figment of your imagination
C) Sound bouncing back to you off a solid object
D) Sound that bounces in all directions
  • 11. Velocity of sound
A) Decreases as the temperature increases
B) Increases as the temperature decreases
C) Does NOT change with the temperature
D) Increases as the temperature increases
  • 12. Dolphins and Bats use what
A) No Echos at all
B) Echo Reverberation
C) Echo Location
D) Echo Detection
  • 13. Sound travels through
A) Less Dense material
B) Density does not matter with sound
C) Matter that has no density at all
D) Denser material
  • 14. When sound vibrations reach the ear
A) The little hair cells don't matter
B) The brain does not ever come into play. It is only the ear that hears
C) just need to get to the ear canal
D) They must reach the ear drum and cochlea to be heard
  • 15. The greatest distance the particles in a wave rise and fall from their rest position
A) Hertz
B) Velocity
C) Amplitude
D) Intensity
E) Frequency
  • 16. Means the same as one cycle of a wave
A) Frequency
B) Intensity
C) Velocity
D) Amplitude
E) Hertz
  • 17. Decibel is
A) The unit of measure used to gauge the loudness
B) The unit of measure used to gauge frequency
C) The unit of measure that is used to check wave length
D) The unit of measure to check tone quality
  • 18. Noise is
A) sound without definite pitch and no pattern
B) some very bad music that everyone likes
C) sound without intensity
D) sound without amplitude or tone quality
  • 19. How many tiny bones are attached to the ear drum
A) Seven
B) Six
C) Three
D) One
E) Five
  • 20. The Thin Membrane next to the cochlea is
A) saran wrap and tin foil
B) does not need the hair like cell to move the vibrations into it.
C) The ear drum
D) The cochlear implant
  • 21. The smallest bones in the body are in your ear. How many of them are attached to the ear drum?
A) Three
B) One
C) Four
D) There are no bones it is only a thin membrane that vibrates
E) Two
  • 22. Pitch is directly related to what?
A) Frequency
B) It does not have a relation
C) Amplitude
D) Decibels
E) Velocity
  • 23. Tone quality is the difference between the sounds of the SAME
A) Pitch and Loudness
B) Velocity and Loudness
C) Amplitude and Intensity
D) Pitch and Velocity
Ear Label
  • 24. What is Number 1
A) Ear Drum
B) Ear Canal
C) Cochlea
D) Three Bones of the Ear
E) Outer Ear
Ear Label
  • 25. What is Number 2
A) Outer Ear
B) Cochlea
C) Ear Drum
D) Ear Canal
E) Three Bones of the Ear
Ear Label
  • 26. What is number 3
A) Three Bones of the Ear
B) Cochlea
C) Ear Drum
D) Ear Canal
E) Outer Ear
Ear Label
  • 27. What is Number 4
A) Ear Drum
B) Three Bone of the ear
C) Cochlea
D) Outer Ear
E) Ear Canal
Ear Label
  • 28. What is Number 5
A) Ear Canal
B) Cochlea
C) Ear Drum
D) Three Bones of the Ear
E) Outer Ear
  • 29. At what decibel level for a continuous period does hearing loss occur?
A) 85 + dB
B) 55 + dB
C) 100 + dB
D) 60 + dB
E) 90 + dB
  • 30. You can still hear in space even if you scream
A) False
B) The only place in space that you can hear is the moon
C) Neither
D) You can always hear no matter where you are
E) True
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