____ sensors turn circuits on and off automatically when they sense heat or movement in a room and can help reduce energy usage by turning lights and fans on or off as needed, based on whether people are in a room or not.

A. Movement
B. Occupancy
C. Vacancy
D. Heat


Answer: B

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To improve crack detection in military aircraft, the Air Force combined ultrasonic inspection proceĀ­dures with laser heating to identify fatigue cracks. Early detection of cracks may reduce repair costs by as much as $200,000 per year. If the savings start at the end of year 1 and increase by 3% each year through year 5, calculate the present worth of these savings at an interest rate of 10% per year.

What will be an ideal response?

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The Plumbing Fixture ________ idenifies the manfacturem model number, and other pertinent information about each fiture.

Fill in the blank(s) with the appropriate word(s).

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Too much use of the show stick indicates a lack of _____.

Fill in the blank(s) with the appropriate word(s).

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The toes of most geckos have adhesive pads called ____________________

Fill in the blank(s) with correct word

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