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Some object do not allow light to pass through them. Which of the following materials does not allow light to pass through?
A. frosted window
B. drinking glass
C. wood
D. cellophane​


Sagot :

C

Wood has molecules in which electrons move with such frequencies which matches the frequencies of light( EM wave) . This makes wood eligible for absorbing light and hence opaque to light. Moreover some frequencies get reflected as well.

Answer

C.wood

Explanation:

light cannot pass through it so there will be a shadow