Which of the Following Is True About Light and Vision

question 54

Multiple Choice

Which of the following is true about light and vision?

• A) When we see the color of an object, all light is being absorbed by that object except for the color being experienced.
• B) Human photoreceptors respond to light in the 100- 300 nm range.
• C) Light is a form of electromagnetic radiation that slows down as it enters a medium of relatively less density.
• D) The greater the incident angle of light striking a refractive surface, the less the amount of light bending.

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Definitions:

Bond Price

Bond price is the present value of a bond's future interest payments and its redemption value at maturity, which fluctuates with interest rates and the bond's credit rating.

Tax Exempt Equivalent Yield

A calculation that determines the return needed on a taxable bond to make it equivalent to the yield on a tax-exempt bond, factoring in the investor's tax rate.

Marginal Tax Rate

The amount of tax paid on an additional dollar of income.

Bond Yield

The return an investor realizes on a bond, calculated by dividing the annual interest payments by the current market price of the bond.