If we say that a material is opaque to ultraviolet light, we mean that it .
A)emits ultraviolet light
B)absorbs ultraviolet light
C)transmits ultraviolet light
D)reflects ultraviolet light

Question

Quizplus · Accepted Answer

When a material is opaque to ultraviolet light, it means that it absorbs the ultraviolet light instead of allowing it to pass through. This is why we use opaque materials like sunscreen to protect our skin from UV radiation.

If We Say That a Material Is Opaque to Ultraviolet