Characteristics Of Light (Section 1)
7 Questions
| Total Attempts: 136
I think that a particle must have a separate reality independent of the measurements. That is an electron has spin, location and so forth even when it is not being measured. I like to think that the moon is there even if I am not looking at it. Author: Albert Einstein
Questions and Answers
- 1.Which band of the electrmagnetic spectrum has the lowest frequency and shortest wavelength?
- 2.Which of the following electromagnetic waves has the highest frequency?
- A.
Radio
- B.
Ultraviolet radiation
- C.
Blue light
- D.
Infreared radiation
- 3.Why can light be used to measure distances accurately? What must be known in order to make kistance measurements?
- 4.What is the relationship between the actual brightness of a light source nad its apparent brightness from where you see it?
- 5.How fast do X rays travel in a vacuum?
- 6.Why do astonmers observing distant galaxies talk about looking backward in time?
- 7.Do the brightest stars that you see in the night sky necessarily give off more light than dimmer stars?(explain)
Sample multiple-choice questions for light and optics unit.
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Light or visible light is electromagnetic radiation within the portion of the electromagnetic spectrum that can be perceived by the human eye. Visible light is usually defined as having wavelengths in the range of 400–700...
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Sample QuestionLight is best described as a:
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Sample QuestionDo you feel like you have a higher purpose but can't put your finger on it?
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