The Grinding and Shaping of Rock Surfaces by the "Sand

question 139

Multiple Choice

The grinding and shaping of rock surfaces by the "sand blasting" action of particles captured in the air is termed

• A) deflation.
• B) abrasion.
• C) saltation.
• D) deposition.

---

Definitions:

NPV

Net Present Value, a method to assess the profitability of an investment by comparing the present value of cash inflows to the present value of cash outflows.

NPV

Net Present Value is a financial measure that determines the discrepancy between the present value of money coming in and going out over a certain timeframe.

PI

Stands for Profitability Index, which measures the ratio of payoff to investment of a proposed project.

Dividends

Earnings distributed by an enterprise to its proprietors, commonly resulting from the firm's profit margins.