____ Backflow Is a Reversal of Normal Flow in a System

question 15

Multiple Choice

____ backflow is a reversal of normal flow in a system caused by a negative pressure (vacuum) in the potable water supply.

• A)Gravity
• B)Back-siphonage
• C)Back-pressure
• D)none of the above

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Definitions:

Deficit Spending

The practice of spending more money than is received in revenue, typically referring to government spending that exceeds its receipts.

Opportunity Cost

The expense incurred by not selecting the second best choice while making a decision or opting among alternatives.

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The failure to meet the legal obligations of a loan, such as not making scheduled payments on time.

U.S. Federal Budget

The government's estimate of revenue and spending for a fiscal year that is proposed by the President and approved by Congress.