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Sound, Energy, Waves
Contributed by: Jeffcott
(Original author: Messer)
  • 1. Sound is or are
A) Vibrations
B) Energy
C) All of these are correct
D) Waves
E) Captured in our Ears
  • 2. Sound travels through _______________ which the vibration compresses
A) Matter
B) Atoms
C) Anti-Matter
D) Substances
E) None of these
  • 3. Sound travels through waves called
A) Sea Waves
B) Longitudinal
C) Doppler Waves
D) Up and Down Waves
E) Transverse Waves
  • 4. Compressional waves travel in
A) The same 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 opposite direction as the sound vibrations
  • 5. The Doppler effect occurs when
A) A moving object is emitting sound continuously.
B) The waves are moving like the ripples in a pond from a rock
C) The waves are really distorted in the front where the sound is and not in the back after the object moves away
D) There is a rainbow present in the sky.
  • 6. Longitudinal Waves are waves that travel
A) Side to side in one direction
B) Only when there is very dense material around
C) Side to side in two different directions at once
D) Up and down like the waves of an ocean
  • 7. Sound waves CAN move in space
A) Neither true or false
B) False
C) Both true and false
D) True
  • 8. Sound vibrations travel best in
A) Space
B) Gases
C) Liquids
D) Solids
  • 9. An echo is
A) Sound that bounces in all directions
B) Sound that DOES NOT bounce back to you
C) A figment of your imagination
D) Sound bouncing back to you off a solid object
  • 10. Dolphins and Bats use what
A) No Echos at all
B) Echo Detection
C) Echo Location
D) Echo Reverberation
  • 11. Sound travels through
A) Denser material
B) Less Dense material
C) Matter that has no density at all
D) Density does not matter with sound
  • 12. The greatest distance the particles in a wave rise and fall from their rest position
A) Frequency
B) Intensity
C) Velocity
D) Amplitude
E) Hertz
  • 13. Means the same as one cycle of a wave
A) Velocity
B) Hertz
C) Frequency
D) Intensity
E) Amplitude
  • 14. Decibel is
A) The unit of measure used to gauge frequency
B) The unit of measure used to gauge the loudness
C) The unit of measure that is used to check wave length
D) The unit of measure to check tone quality
  • 15. Pitch is directly related to what?
A) It does not have a relation
B) Frequency
C) Amplitude
D) Velocity
E) Decibels
  • 16. Tone quality is the difference between the sounds of the SAME
A) Velocity and Loudness
B) Pitch and Loudness
C) Amplitude and Intensity
D) Pitch and Velocity
  • 17. At what decibel level for a continuous period does hearing loss occur?
A) 85 + dB
B) 90 + dB
C) 100 + dB
D) 60 + dB
E) 55 + dB
  • 18. You can still hear in space even if you scream
A) True
B) False
C) Neither
D) The only place in space that you can hear is the moon
E) You can always hear no matter where you are
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