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Ch. 20-22

Quiz by Tracy

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25 questions
Show answers
  • Q1
    Which wave moves in a parallel direction?
    light waves
    transverse
    ocean waves
    longitudinal
    30s
  • Q2
    What device helps to map out objects or land features on the ocean floor?
    electromagnetic waves
    echolocation
    GPS
    sonar
    30s
  • Q3
    A repeating disturbance that carries energy is called
    matter
    a wave
    motion
    a medium
    30s
  • Q4
    As a wavelength increases, the
    frequency and pitch get lower
    frequency gets higher and pitch gest lower
    frequency and pitch get higher
    frequency gets lower and pitch gets higher
    30s
  • Q5
    Mechanical waves cannot travel
    solids
    liquids
    gas
    a vacuum
    30s
  • Q6
    When the amplitude of a wave gets lower, the
    volume gets lower
    the pitch gets higher
    the volume gets higher
    the pitch gets lower
    30s
  • Q7
    What is it called when the pitch sounds closer or further away depending on your position to the sound?
    reflection
    resonance
    Doppler Effect
    frequency
    30s
  • Q8
    Doctors use ______________ to study internal organs in humans.
    sonogram
    sonar
    echolocation
    radar
    30s
  • Q9
    The number of wavelengths passing per second is called___________ and it is measured in ____________.
    pitch, decibels
    frequency, Hertz
    pitch, Hertz
    frequency, decibels
    30s
  • Q10
    Sound waves have the highest frequency closest to its source.
    false
    true
    30s
  • Q11
    When an object vibrates and causes another object to vibrate at the same frequency it is called ___________.
    diffraction
    resonance
    reflection
    pitch
    30s
  • Q12
    Light travels slower than sound.
    True
    False
    30s
  • Q13
    The angle of incidence in a light wave is the same as the angle of reflection.
    True
    False
    30s
  • Q14
    What carries the least and most amount of energy in the electromagnetic spectrum?
    radio, gamma
    red, violet
    radio, x-ray
    x-rays, infrared
    30s
  • Q15
    What is the bending of light called that makes a pencil in a glass of water appear broken?
    refraction
    absorption
    reflection
    diffraction
    30s

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