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