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Question
What is the less shaded outer region of a shadow called ___ ?
What is the less shaded outer region of a shadow called
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Solution
The correct option is C penumbra
The fully shaded inner region of a shadow is called Umbra. The less dark region of the shadow is called penumbra. This region has some light rays due to which it appears to be less dark than the umbra region where no light rays are present.
penumbra
The fully shaded inner region of a shadow is called Umbra. The less dark region of the shadow is called penumbra. This region has some light rays due to which it appears to be less dark than the umbra region where no light rays are present.
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