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Physics: 2.3 & 2.4 & 2.5

chloe.halliwell 15 questions

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Questions in this quiz (15)

  1. 1Sound waves need a medium to travel through
    1. ATrue
    2. BFalse
  2. 2Electromagnetic waves need a medium to travel through
    1. ATrue
    2. BFalse
  3. 3What is the human hearing range?
    1. A200-200'000
    2. B20-20'000 Hz
    3. C20-200'000 Hz
    4. D20-20'000
  4. 4The pitch is determined by the:
    1. AFrequency
    2. BAmplitude
    3. CWavelength
  5. 5Loudness is determined by the:
    1. AWave speed
    2. BWavelength
    3. CAmplitude
  6. 6Sound waves can not be reflected and diffracted
    1. ATrue
    2. BFalse
  7. 7Ultrasound is sound energy with a frequency higher than the upper limit of hearing for humans
    1. ATrue
    2. BFalse
  8. 8What are some uses of ultrasound in medicine?
    1. ACT scanning
    2. BPre-natal scanning
    3. CRemoval of kidney stones
    4. DTo scan for broken bones
  9. 9When waves are reflected, the angle of incidence = ?
    1. AThe angle of reflection
    2. BThe angle of refraction
  10. 10The normal is a construction line:
    1. ADiagonal to the reflecting surface
    2. BParallel to the reflecting surface
    3. CPerpendicular to the reflecting surface

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Description
Quiz on Physics: 2.3 & 2.4 & 2.5, created by chloe.halliwell on 04/06/2014.
Language
English
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