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Welcome to our world of fun trivia quizzes and quiz games:
And Then There Was Light
Electromagnetic Spectrum and Optics
"Visible light is a very small band within the electromagnetic spectrum. Physicists consider the entire spectrum to be light. How much do you know about light?"
15 Points Per Correct Answer - No time limit
Red light has a wavelength of about 700 nm. What is this measurement in meters?
What is the interaction of light with matter called?
When light passes from one medium to another it often bends. What is this bending called?
What type of electromagnetic waves can have wavelengths on the order of meters?
TV and radio waves
What type of radiation is used in radiography?
How do microwaves cook food?
Excitation of water molecules
What is another name for heat?
What is the quantity that is the rate that a body radiates per unit time?
What is the speed of light in the centimeter-gram-second(cgs)system?
500,000 meters per second
186,000 miles per second
1 billion miles per second
Which of the following technologies does not use electromagnetic radiation?
fiber optical telephony
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Compiled Dec 04 13