A light ray (yellow line) hits a mirror (thick horizontal gray line). Which diag
ID: 1019175 • Letter: A
Question
A light ray (yellow line) hits a mirror (thick horizontal gray line). Which diagram do you believe correctly shows the resulting ray (red line).
A mirror is a polished surface that reflects light. Do you think that a rough (not polished) surface reflects light?
When you hold writing up to a mirror, you see "mirror writing." How would you describe mirror writing?
Red light and blue light have slightly different wavelengths. That means that blue light has a higher energy than red light. Which type of light do you think moves faster?
Two parallel light beams hit a mirror and leave at different angles. What conclusion can you make about the mirror from this information?
1.A light ray (yellow line) hits a mirror (thick horizontal gray line). Which diagram do you believe correctly shows the resulting ray (red line).
Explanation / Answer
1.
The answer is
Second image
2.
In case of rough surface outgoing rays are reflected at many different angles and the image is disrupted. Reflection from such a rough surface is called diffuse reflection and appears matte.
Answer is
Yes
3.
Mirror writing is an unusual script, in which the writing runs in the opposite direction to normal, with individual letters reversed, so that it is most easily read using a mirror.
The answer is
left and right reversed
4. The answer is
Red light moves faster than blue light.
5. The answer is
mirror is curved.
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