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The Bending of Light Rays as They Pass from One

question 73

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The bending of light rays as they pass from one medium to another is called refraction.


Definitions:

Present Value Methods

Techniques used to estimate the current value of future cash flows, discounting them at a specified rate.

Current Dollars

A term referring to the value of a monetary unit, such as a dollar, in terms of its purchasing power at the current time, not adjusted for inflation.

Time Value

The idea that money currently in hand is valued higher than an identical sum to be received in the future because of its ability to generate earnings.

Present Value

The present value of a sum of money to be received in the future, or a series of future cash flows, calculated using an agreed-upon rate of return.

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