define reflection of light
Difference between luminous and non luminous object
Answers
Answer:
Reflection is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated. Common examples include the reflection of light, sound and water waves
Explanation:
Objects that can emit light energy by themselves are known as luminous objects. Objects that cannot emit light energy by themselves are known as non-luminous objects. These objects can cause a sensation of light. These objects do not cause the sensation of light.
Answer:
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Explanation:
Reflection is when light bounces off an object. ... For a smooth surface, reflected light rays travel in the same direction. This is called specular reflection. For a rough surface, reflected light rays scatter in all directions. This is called diffuse reflection.
An object that gives out light is called a luminous object. for eg:-- sun, bulb, candle, lantern etc
An object that does not give out light is called a non-luminous object. for eg:-- book, pencil, bedsheet, cell etc
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