Transmission of Light
Physics ⇒ Light and Optics
Transmission of Light starts at 8 and continues till grade 12.
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See sample questions for grade 8
A beam of light passes through three materials: air, water, and glass. In which material does light travel the slowest?
A student observes that a red filter only allows red light to pass through. What does this tell you about the transmission of light through colored filters?
Describe what happens to light when it strikes an opaque object.
Describe what is meant by selective transmission of light.
Explain the difference between transparent, translucent, and opaque materials.
Explain why a room with frosted glass windows is brighter than a room with no windows at all.
Explain why sunglasses are often made with tinted lenses.
Explain why you can see through a glass window but not through a wooden door.
If a material transmits 50% of the light and reflects 30%, what percentage is absorbed?
If a window lets in 80% of the light and absorbs the rest, what percentage of light is absorbed?
What happens to the direction of light when it passes from air into water at an angle?
What happens to the intensity of light as it passes through a thicker piece of transparent material?
What is meant by the transmission of light?
What is the main reason why frosted glass is used in bathroom windows?
What is the term for the amount of light that passes through a material?
When light passes from air into water, does its speed increase or decrease?
Which property of light allows us to see objects that are not luminous?
