An area of darkness formed by an opaque object obstructing light is called a shadow. Whenever an opaque object comes in the path of beam of light a shadow is formed.
The following three things are required for a shadow to form:
A shadow will not form if any of these is absent. This explains why we cannot see a shadow in the dark. It is only when light rays are obstructed by an opaque object that we get a shadow of the object.
A shadow has the following three characteristics:
When an opaque object comes in the path of light it forms ____________________ | |||
Right Option : B | |||
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Statement (i) : Solar and lunar eclipses are results of shadow formation. Statement (ii) : Sun is essntial for shadow formation. | |||
Right Option : A | |||
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Objects which does not allow light to pass through them are called ________________ . | |||
Right Option : A | |||
View Explanation |
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