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Grade 4, Stage 5, Unit 4, Check Your Progress

  • Game Code: 1441913
  •  English    24     Public
    How we see things
  •   Study   Slideshow
  • Which of the following is a light source?
    Clouds
    Sun
    Moon
  •  15
  • Which of the following is NOT a light source?
    Moon
    Stars
    Sun
  •  15
  • A band of light is called a ...
    Beam
  •  15
  • Objects that make their own light are called ...
    Light Sources
  •  15
  • Objects that make light bounce off are called...
    Reflectors
  •  15
  • Name the instrument.
    Periscope
  •  15
  • Surfaces that are better at absorbing light are...
    Smooth
    Rough
  •  15
  • Surfaces that are better at reflecting light...
    Smooth
    Rough
  •  15
  • Our left side can be seen on the right side of the mirror, and our right side can be seen on the left side of the mirror. This is because the image projected from the mirror are...
    Diverted
    Reverted
    Inverted
  •  15
  • Which of the following is the best at reflecting light?
    Rock
    Paper
    Mirror
  •  15
  • A mirror used to look after everyone that enters a shop.
    Security Mirror
    Rear view Mirror
    Safety Mirror
  •  15
  • A ray that hits a surface is called...
    Incoming light ray
    Reflected ray
  •  15
  • A ray that bounces off a surface is called...
    Incoming light ray
    Reflected ray
  •  15
  • It is the process where light is bounced off from a surface, changing its direction.
    Reflection
  •  15
  • Identify the ray.
    Reflected ray
    Incoming light ray
  •  15
  • Identify the ray.
    Reflected ray
    Incoming light ray
  •  15
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