Question and answer
An incandescent light bulb produces light when electrons flow through the A. air. B. glass. C. filament. D. vacuum.
An incandescent light bulb produces light when electrons flow through the filament. Electricity flows into a thin wire filament inside of the bulb. The filament quickly heats up to such a degree that it glows a bright white.
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Expert answered|icebelmonte|Points 140|
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Asked 9/25/2012 10:10:19 AM
Updated 6/28/2014 4:51:25 PM
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This answer has been confirmed as correct and helpful.
Edited by Janet17 [6/28/2014 4:51:13 PM], Confirmed by Janet17 [6/28/2014 4:51:25 PM]
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Matter is needed to transfer thermal energy by A. conduction. B. convection. C. radiation. D. both a and b
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Updated 12/26/2014 2:29:04 PM
2 Answers/Comments
BOTH A and B. Matter is needed to transfer thermal energy by: conduction and convection.

Added 12/26/2014 2:24:16 PM
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Added 12/26/2014 2:29:04 PM
Which of the following occurs as a light wave bends when it passes from one medium into another? A. constructive interference B. refraction C. destructive interference D. reflection
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Updated 8/2/2015 5:47:24 PM
1 Answer/Comment
Refraction occurs as a light wave bends when it passes from one medium into another.
Added 8/2/2015 5:47:24 PM
This answer has been confirmed as correct and helpful.
Confirmed by Janet17 [8/2/2015 6:20:51 PM]
Infrared rays have a shorter wavelength than A. ultraviolet rays. B. X-rays. C. radar waves. D. gamma rays.
Weegy: Infrared rays have a shorter wavelength than: radar waves. (More)
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Updated 6/28/2014 5:00:07 PM
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