3 Questions
What is the speed of light in a vacuum?
299,792,458 meters per second
What happens when light passes from air into glass?
It slows down
What is the primary color of light?
White
Study Notes
Light Fundamentals
- The speed of light in a vacuum is 299,792,458 meters per second (m/s).
- When light passes from air into glass, it slows down and bends due to the change in medium, a phenomenon known as refraction.
- The primary color of light is white, which is composed of all the colors of the visible spectrum.
Test your knowledge of light with this quiz based on the NCERT science book's light chapter. Explore questions about the speed of light in a vacuum, the phenomenon of light passing from air into glass, and the primary colors of light. See how much you know about this fascinating topic!
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