Why Is Ultraviolet Radiation Damaging

question 99

Multiple Choice

Why is ultraviolet radiation damaging?

• A) Because it consists of wavelengths that are longer than visible light, the energy of the photons of ultraviolet light is greater and more damaging to biological molecules.
• B) Because it consists of wavelengths that are shorter than visible light, the energy of the photons of ultraviolet light is greater and more damaging to biological molecules.
• C) Because it consists of wavelengths that are shorter than visible light, the energy of the photons of ultraviolet light is lesser and more damaging to biological molecules.
• D) Because it consists of wavelengths that are shorter than visible light, the energy of the photons of ultraviolet light is lesser and less damaging to biological molecules.

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Definitions:

After-tax Cost

The expense of an investment or operation after accounting for the impact of taxes, reflecting the true cost to the investor or business.

Cost of Equity

The return a company requires to decide if an investment meets capital return requirements, often used in the capital asset pricing model to determine the risk-adjusted costs of financing.

Pre-tax Cost

The cost of an investment or expense before the effect of taxes is taken into account.