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Question
A small air bubble in a glass block when seen from above appears to be raised because of ______.
Options
Refraction of light
Reflection of light
Reflection and refraction of light
None of the above
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Solution
A small air bubble in a glass block when seen from above appears to be raised because of refraction of light.
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RELATED QUESTIONS
Which property of light makes a pencil cast a shadow when it is held in front of a light source?
State and explain the laws of reflection of light at a plane surface (like a plane mirror), With the help of a labelled ray-diagram. Mark the angles of 'incidence' and 'reflection' clearly on the diagram. If the angle of reflection is 47.5°, what will be the angle of incidence?
The figure given alongside shows the image of a clock as seen in a plane mirror. The correct time is:

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(b) is refracted away from the normal
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The depth of a pond when seen from above appears to be less.
A real image is formed by the light rays after reflection or refraction when they:
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- actually converge at a point.
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- appear to diverge from a point.
Which of the above statements are correct?
Write scientific reason.
The bottom of a pond appears raised.
