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Forces

  • Game Code: 3337782
  •  English    16     Public
    True/False
  •   Study   Slideshow
  • Light can't travel in the space.
    True
    False
  •  15
  • All plane mirrors are flat mirrors
    True
    False
  •  15
  • The arriving ray of light is called ________
    reflected ray
    refracted ray
    incident ray
  •  15
  • The _________ line is a line draw at right angles.
    normal
  •  15
  • The angles that each ray makes with the normal are the same.
    False
    True
  •  15
  • People can use ___________ to see over the heads of the people standing in front of them
    Periscope
  •  15
  • Light always travels in __________
    a straight line
  •  15
  • __________ is the bending of light.
    Refraction
  •  15
  • An _________ is something our eyes see but which is not real.
    optical illusion
  •  15
  • A __________ is a transparent substance with at least one curved surface.
    lens
  •  15
  • A material such as water, glass or air is ____________.
    medium
  •  15
  • A _________ lens makes things look bigger.
    convex
  •  15
  • We can see the bent pencil due to _________
    an optical illusion
  •  15
  • What is the man using?
    a periscope
  •  15
  • `__________ are used to make eyeglasses, projectors and binocuars
    Convex lens
  •  15
  • Light can past through only the object is __________
    transparent
  •  15
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