Electromagnetic Waves Review Quiz
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Questions and Answers

What type of waves are electromagnetic waves?

  • Mechanical waves
  • Transverse waves (correct)
  • Surface waves
  • Longitudinal waves
  • Which type of electromagnetic wave has the longest wavelength and lowest frequency?

  • Visible Light
  • Radio Waves (correct)
  • Infrared
  • Microwaves
  • What type of waves are used in cooking foods in microwave ovens?

  • Microwaves (correct)
  • Infrared
  • Visible Light
  • Radio Waves
  • What type of waves are not absorbed by the Earth's atmosphere and are visible to the human eye?

    <p>Visible Light</p> Signup and view all the answers

    Which type of electromagnetic wave has a longer wavelength than visible light?

    <p>Infrared</p> Signup and view all the answers

    What is the property that distinguishes electromagnetic waves from mechanical waves?

    <p>Electric field oscillations</p> Signup and view all the answers

    What type of mirror has a reflecting surface on its inner curved shape?

    <p>Concave mirror</p> Signup and view all the answers

    Which type of light possesses the shortest wavelength and highest energy?

    <p>Gamma rays</p> Signup and view all the answers

    What is the main application of UV radiation?

    <p>Sterilization</p> Signup and view all the answers

    In which type of mirror is the reflecting surface on the curved shape's outer side?

    <p>Convex mirror</p> Signup and view all the answers

    What is the most common application of gamma rays?

    <p>Medical treatments</p> Signup and view all the answers

    What type of lens is mainly used to correct myopia (nearsightedness)?

    <p>Biconcave lens</p> Signup and view all the answers

    Which type of light is used in photography, human vision, fiber optics, and light therapy?

    <p>Visible light</p> Signup and view all the answers

    What is the primary effect of UV radiation exposure on living cells?

    <p>Skin cancer</p> Signup and view all the answers

    What is the main purpose of a convex mirror in optical systems?

    <p>Diverge the incident light</p> Signup and view all the answers

    What is the distinguishing feature of biconvex lenses compared to biconcave lenses?

    <p>Outward curved surfaces</p> Signup and view all the answers

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