Question and answer
Which one of the following types of electromagnetic radiation causes certain substances to fluoresce? A. Ultraviolet rays B. X rays C. Cosmic rays D. Infrared waves
Ultraviolet rays causes certain substances to fluoresce.
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Question|Asked by swilliams11
Asked 4/5/2018 6:15:05 PM
Updated 10/15/2018 4:10:42 AM
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This answer has been confirmed as correct and helpful.
Edited by alfred123 [10/15/2018 4:10:35 AM], Confirmed by alfred123 [10/15/2018 4:10:42 AM]
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Questions asked by swilliams11
A solution that contains a small amount of salt and a large amount of water is said to be a _______ solution. A. dilute B. monounsaturated C. saturated D. concentrated
Weegy: A solution that contains a small amount of salt and a large amount of water is said to be a DILUTE solution. (More)
Question|Asked by swilliams11
Expert Answered
Updated 4/2/2018 10:56:12 AM
0 Answers/Comments
Which of the following is accurate in describing converging and diverging lenses? A. Diverging lenses will produce images behind the lens, and converging lenses will produce images in front of the lens. B. Both of these types of lenses have the ability to produce upright images. C. Parallel rays converge into a single point at the focal point of a diverging lens, whereas parallel rays diverge at the focal point of a converging lens and spread out. D. Both of these types of ...
Question|Asked by swilliams11
Updated 212 days ago|4/30/2020 5:53:37 PM
1 Answer/Comment
Diverging lenses will produce images behind the lens, and converging lenses will produce images in front of the lens is accurate in describing converging and diverging lenses.

Added 212 days ago|4/30/2020 5:53:37 PM
This answer has been confirmed as correct and helpful.
The rate at which light energy is radiated from a source is measured in which of the following units? A. Lux B. Angstrom C. Candela D. Lumen
Weegy: The rate at which light energy is radiated from a source is measured in lumen. (More)
Question|Asked by swilliams11
Updated 10/19/2018 9:20:25 AM
0 Answers/Comments
The illuminance on a surface is 6 lux and the surface is 4 meters from the light source. What is the intensity of the source? A. 96 candelas B. 144 candelas C. 72 candelas D. 24 candelas
Weegy: The illuminance on a surface is 6 lux and the surface is 4 meters from the light source. The intensity of the source is 96 candelas. (More)
Question|Asked by swilliams11
Expert Answered
Asked 4/5/2018 4:40:19 PM
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If a person looking at a poster sees green instead of yellow and doesn't see red at all, this person most likely has color blindness where _______ nerves fail to respond to light properly. A. yellow-sensitive B. red-sensitive C. blue-sensitive D. green-sensitive
Weegy: If a person looking at a poster sees green instead of yellow and doesn't see red at all, this person most likely has color blindness where red-sensitive nerves fail to respond to light properly. [ ] (More)
Question|Asked by swilliams11
Expert Answered
Asked 4/5/2018 5:40:59 PM
0 Answers/Comments
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