PLANT PHYSIOLOGY
PHOTOSYNTHESIS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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If an object appears black, this means all 7 colors of the visible light spectrum are ____
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reflected
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abosrbed
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diffracted
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None of the above
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Explanation:
Detailed explanation-1: -The opposite is true for objects that appear black; we see the object as black because all the colors of the light spectrum are being absorbed by the object.
Detailed explanation-2: -Black is the absence of the visible light spectrum wavelengths.
Detailed explanation-3: -As shown in the next figure, an object is seen as black if it absorbs all colors of white light.
Detailed explanation-4: -Black and white are not colors because they do not have specific wavelengths. Instead, white light contains all wavelengths of visible light. Black, on the other hand, is the absence of visible light.
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