Question
Write the differences between umbra and penumbra. [3 MARKS]
Answer: Option A
:
Each Difference: 1 Mark
UmbraPenumbra(1) It is the darkest region of the shadowIt is the partially shaded region which is less darker than umbra(2) No light approaches this regionSome light rays reach this region(3) It can be found at the centreof the shadowIt can be found in the outermost region of the shadow
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:
Each Difference: 1 Mark
UmbraPenumbra(1) It is the darkest region of the shadowIt is the partially shaded region which is less darker than umbra(2) No light approaches this regionSome light rays reach this region(3) It can be found at the centreof the shadowIt can be found in the outermost region of the shadow
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