One of the Products of Combustion Is Water

question 177

Multiple Choice

One of the products of combustion is water.Why doesn't this water extinguish the combustion?

• A)While areas of combustion are being extinguished,new areas are combusting.
• B)Combustion only produces micro amounts of water.
• C)The chemical combustion reaction is happening too fast for the water to have an effect on the fire.
• D)This water is in the gaseous phase and merely floats away from the fire.

---

Definitions:

Net Present Value

A method used to evaluate the profitability of an investment, calculating the difference between the present value of cash inflows and outflows over a period of time.

Straight-Line Method

A method of calculating depreciation of an asset by evenly spreading its cost over its useful life.

Net Present Value

A financial measure that determines the variance between the current worth of cash coming in and the current worth of cash going out over a specified timeframe.

Vending Machines

Automated machines that sell products such as snacks, beverages, or tickets to consumers after money, a credit card, or a specially designed card is inserted into the machine.