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Questions and Answers
What type of surface reflects light in a regular manner?
What type of surface reflects light in a regular manner?
- Transparent glass surface
- Rough wooden surface
- Frosted plastic surface
- Polished metal surface (correct)
Which of the following is an example of diffuse reflection?
Which of the following is an example of diffuse reflection?
- Light reflecting off a piece of paper (correct)
- Light reflecting off a polished marble surface
- Light reflecting off a smooth water surface
- Light reflecting off a mirror
Why does a red apple appear red when white light falls on it?
Why does a red apple appear red when white light falls on it?
- It refracts all colors except red
- It absorbs all colors and reflects red color
- It absorbs all colors except red, which it reflects (correct)
- It absorbs red color and reflects all other colors
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Study Notes
Light Reflection
- A surface that reflects light in a regular manner is called a specular surface.
- An example of diffuse reflection is a piece of paper, as it scatters light in all directions.
Color Appearance
- A red apple appears red when white light falls on it because it absorbs all wavelengths of light except red, which is reflected back to our eyes.
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