951LED light bulbs are generally more energy efficient than traditional incandescent bulbs mainly because they waste less energy as what?
952Digital cameras capture images using a light-sensitive electronic component generally known as what?
953A typical loudspeaker converts an electrical audio signal into sound mainly by causing a diaphragm to do what?
954The energy content of food is commonly measured and expressed on nutrition labels using which unit?
955The unit called a carat is commonly used to express the weight of what kind of items?
956Both the Celsius and Fahrenheit scales are generally used to measure which physical quantity?
957Near Field Communication, commonly abbreviated NFC, is widely used in smartphones mainly to enable what everyday function?
9583D printing generally builds up a physical object by depositing material in what manner?
959Many common desktop 3D printers typically use which type of raw material as feedstock?
960Modern speech recognition software is generally designed to convert what kind of input into readable text?
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