A dark patch was observed behind a football when kept in the sunlight. This patch is better called as:
A
duplicate image
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B
clear image
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C
shadow
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D
blurred image
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Solution
The correct option is C
shadow
When an opaque object blocks the light, a dark patch is formed on the screen behind the object due to absence of light called the shadow. Since shadows are formed due to the absence of light they don't have any colour.