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Laws of Reflection

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  • Name the Shiny Surface that bounces off light
    Mirror
  • Name the 2 Laws of Reflection.
    angle i = angle r, and incident ray, reflected ray, normal, all lie on the same plane
  • What is the mirror made of?
    Glass, with black paint at the back
  • What is angle of incidence?
    It is the angle which the incident ray makes with the normal
  • The Angle of Incidence is always equal to ____________ (fill up)
    Angle of Reflection
  • Angle i and Angle r are always measured from the ___________, not from the mirror (fill up)
    Normal
  • What is the Ray that bounces off the mirror?
    Reflected Ray
  • Name the Point at which the Incident ray strikes the mirror
    Point of Incidence
  • What is the angle of Reflection?
    The angle which the reflected ray makes with the normal
  • Name the Ray of light that strikes the mirror
    Incident Ray
  • If angle i = 30 degrees, what is angle r =?
    30 degrees
  • Name the line that is perpendicular to the mirror through the point of incidence
    Normal
  • What are the 3 things that lie on the same plane?
    Incident ray, Reflected ray and Normal
  • Name the point on the mirror from where the normal starts
    Point of incidence