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The portion of a light ray that falls on a surface is a/an A. specular reflection. B. diffuse reflection. C. reflected ray. D. incident ray.
Question
Asked 4/4/2018 10:14:58 AM
Updated 206 days ago|6/27/2020 1:35:28 PM
1 Answer/Comment
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User: The portion of a light ray that falls on a surface is a/an A. specular reflection. B. diffuse reflection. C. reflected ray. D. incident ray.

Weegy: Portion of light ray that falls on a surface is incident ray.
Expert answered|Score 1|MrG|Points 40790|

User: The work of which scientist(s) helped to explain light's ability to propagate through a vacuum? A. Fresnel, Fraunhofer, and Arago B. Maxwell C. Newton D. Davisson and Germer

Weegy: The work of Davisson and Germer helped to explain light's ability to propagate through a vacuum.
Expert answered|Score 1|Wallet.ro|Points 139192|

User: Which of the following is accurate in describing converging and diverging lenses? A. Both of these types of lenses have the ability to produce upright images. B. Diverging lenses will produce images behind the lens, and converging lenses will produce images in front of the lens. 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 lenses have the ability to produce real images

Question
Asked 4/4/2018 10:14:58 AM
Updated 206 days ago|6/27/2020 1:35:28 PM
1 Answer/Comment
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Rating
8
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 206 days ago|6/27/2020 1:35:28 PM
This answer has been confirmed as correct and helpful.
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Questions asked by the same visitor
Which of the following describes a condition in which an individual would not hear an echo? A. An individual is standing in the range of the sound waves coming from the original sound source as well as the reflected waves. B. The reflecting source is approximately 21.5 meters from the individual. C. An individual is standing 30 meters in front of the reflecting surface. D. A sound wave reaches the ear and the reflected wave reaches the ear less than 0.1 second later
Weegy: A sound wave reaches the ear and the reflected wave reaches the ear less than 0.1 second later. describes a condition in which an individual would not hear an echo. [ ] User: Which of the following statements is an accurate description of sound transmission through various mediums? A. Gases conduct sound better than liquids. B. Elastic solids prevent sound from being transmitted better than liquids. C. Inelastic materials conduct sound better than elastic solids. D. Sound insulators prevent sound from being transmitted better than elastic solids (More)
Question
Expert Answered
Updated 284 days ago|4/10/2020 1:38:37 PM
1 Answer/Comment
Sound insulators prevent sound from being transmitted better than elastic solids is an accurate description of sound transmission through various mediums.
Added 284 days ago|4/10/2020 1:38:37 PM
This answer has been confirmed as correct and helpful.
When a tuning fork vibrates over an open pipe and the air in the pipe starts to vibrate, the vibrations in the tube are caused by A. resonance. B. beats. C. harmonics. D. reinforcement.
Weegy: When a tuning fork vibrates over an open pipe and the air in the pipe starts to vibrate, the vibrations in the tube are caused by resonance. User: When discussing discordant and harmonious sound waves, which statement is false? A. Both types of waves are the result of component waves with different frequencies. B. Knowing the frequencies of the original waves is useful in determining if the result will be discordant or harmonious. C. Low ratios of the frequencies of the original and resultant waves indicate discordant waves. D. If the original waves combine to form irregular displacements of air, the sound will be discordant (More)
Question
Not Answered
Updated 126 days ago|9/15/2020 1:48:40 PM
1 Answer/Comment
When discussing discordant and harmonious sound waves, Low ratios of the frequencies of the original and resultant waves indicate discordant waves is false statement.
Added 126 days ago|9/15/2020 1:48:40 PM
This answer has been confirmed as correct and helpful.
If 20 beats are produced within one second, which of the following frequencies could possibly be held by two sound waves traveling through a medium along a common path at the same time? A. 22 Hz and 42 Hz B. 38 Hz and 63 Hz C. 47 Hz and 55 Hz D. 18 Hz and 26 Hz
Question
Not Answered
Updated 56 days ago|11/24/2020 2:39:00 PM
1 Answer/Comment
If 20 beats are produced within a single second, the following frequencies could possibly be held by two sound waves traveling through a medium along a common path at the same time: 22 Hz and 42 Hz.

Added 56 days ago|11/24/2020 2:39:00 PM
This answer has been confirmed as correct and helpful.
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. 144 candelas B. 72 candelas C. 96 candelas D. 24 candelas
Question
Updated 208 days ago|6/25/2020 5:28:27 PM
1 Answer/Comment
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 candela I = E *d^2 , I = 6 *4^2 = 16*6 =96 candela.
Added 208 days ago|6/25/2020 5:28:27 PM
This answer has been confirmed as correct and helpful.
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