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Waves Review

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  • What is seen in this picture?
    reflection
  • What is seen in this picture?
    absorption
  • Name the colors of light on the visible spectrum, in order, starting with the largest wavelenght.
    red, orange, yellow, green, blue, indigo, violet
  • What does letter A represent on this wave?
    crest
  • Frequency is measured in ______.
    hertz
  • What is seen in this picture?
    transmission
  • Wavelength is the distance between
    Two consecutive crests or troughs
  • What type of wave is shown here?
    transverse
  • A sound wave is a type of _______ wave.
    compression
  • Microwave ovens heat up food by heating the _______ in the food.
    water molecules
  • Which type of waves on the electromagnetic spectrum has the lowest frequency?
    radio
  • he number of waves passing a point in a unit of time is called?
    frequency
  • Which is faster? A light wave or sound wave?
    light
  • What does letter D represent on this wave?
    wavelength
  • Which has the higher wavelength: infrared or UV rays?
    UV rays
  • Which type of electromagnetic wave is used to transmit cell phone signals?
    radio
  • Explain the relationship between pitch and frequency of a sound wave.
    a higher pitched sound has a higher frequency
  • What is seen in this picture?
    refraction
  • Which type of waves on the electromagnetic spectrum has the highest frequency?
    gamma
  • Name an opaque object.
    wood, stone, metal, etc.
  • If an incident ray of light hits a surface at an angle of 50 degrees, what will the angle of the reflected ray be?
    50 degrees
  • A louder sound increases the ______ of a wave.
    amplitude.
  • The maximum distance the molecules of a medium are displaced from their rest position is the
    amplitude
  • What are the three primary colors of light
    red, green, blue
  • What type of wave is pictured here?
    electromagnetic
  • Why does a banana appear yellow?
    the other colors of the visible light spectrum are absorbed and yellow is reflected
  • What color light is a mixture of all colors of the visible light spectrum?
    white
  • Give an example of something that is transparent.
    window, lens, glass, air, window, clear water bottle, etc.
  • Name a translucent object.
    frosted glass, sunglasses, tinted windows, single sheet tissue paper, oil, etc.
  • Which type of electromagnetic radiation is used to kill cancer cells?
    gamma
  • Which type of electromagnetic radiation do we use sunblock to protect against?
    ultra-violet
  • What is the major difference between sound and light waves?
    Light waves do not need a medium to travel through.
  • Which type of electromagnetic radiation is used to capture images of bones?
    x-radiation
  • What type of wave is shown here?
    compression
  • In a given medium, if the frequency increases, the wavelength ________.
    decreases
  • What does letter C represent on this wave?
    trough
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