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Light & Shadows Mid-Unit Assessment
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by Emily Smith
| 9 Questions
Note from the author:
SD51 SD67 Alberta
1
1 pt
Are the following items a source of light or a reflector of light?
  • Source of Light
    Answer by dragging items here
  • Reflector of Light
    Answer by dragging items here
2
1 pt
Categorize the following objects as either translucent, transparent, or opaque.
  • Translucent
    Answer by dragging items here
  • Transparent
    Answer by dragging items here
  • Opaque
    Answer by dragging items here
3
1 pt
Categorize the objects below as a natural source of light or an artificial source of light.
  • Natural Source
    Answer by dragging items here
  • Artificial Source
    Answer by dragging items here
4
1 pt
Match the following words with the correct definition
  • Allows some light to pass through
    Answer by dragging items here
  • Does not let ANY light through
    Answer by dragging items here
  • Most of the light is able to pass through the object
    Answer by dragging items here
5
1 pt
Suzy just got some brand new $200 sunglasses. Suzy tells Johnny that her new sunglasses are SO nice, it is safe to stare at the sun. Johnny disagrees with Suzy and says her sunglasses are definitely not safe to stare at the sun with. Who do you agree with, and WHY?
6
1 pt
On the diagram below, please trace the two lines that illustrate the correct path the light will travel in.
7
1 pt
Look at the image above. When the light from the flashlight interacts with the CD, it will:
The light is refracted & the different wavelengths of the colours become separated
The CD is translucent, so some of the light passes through
The oxygen in the air reacts with the heat of the light
8
1 pt
Using arrows, draw the path of the light AFTER it interacts with the mirror.
9
1 pt
Mr. Zielke is helping out with the backstage production The Lion King on Broadway. He is in charge of the lights on stage. Mr. Zielke’s boss only gives him three different colours of lights: blue, yellow, and red. During the performance, Mr. Zielke is supposed to have at least 5 different colours appear on stage. Using your knowledge of light and colours, demonstrate how Mr. Zielke be able to make a minimum of 5 colours throughout the performance?
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