Chemistry, 06.11.2020 02:20 DarinKing2005
Which important change in electronic devices, such as televisions and computers, is a result of the use of metalloids as semiconductors?
Electronic devices have become smaller.
Electronic devices are now more brittle.
Electronic devices now use more energy.
Electronic devices have become more expensive.
Answers: 1
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Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? a. the balloons both rise. the cold balloon is larger than the warm balloon. b. the balloons rise at the same rate. both balloons are the same size. c. the warm balloon expands and rises. the cold balloon shrinks and sinks. d. the cold balloon expands and rises. the warm balloon shrinks and sinks.
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The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f
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Which class of molecules functions as chemical signals? hormones water carbohydrates proteins
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Which important change in electronic devices, such as televisions and computers, is a result of the...
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