In some parts of the U. S., snowy weather sometimes forces schools to close for a snow day. Now, some school districts have "e-days" instead. On an e-day, students still stay home from school, but they attend classes and do schoolwork online. Some people like this plan because school days don't have to be made up later in the year. But completing schoolwork online can be a problem for some students. What do you think? Should snow days be days off for students and teachers, or should students be required to attend e-classes?

Why does the author's description of the mercury boiler—"the mercury, when vaporized, going into a mercury turbine and then into a condenser, remaining hot enough to generate steam in a steam boiler"—intentionally incorporate such highly technical language? using technical language establishes the expertise of the writer and convey the complex nature of the process being described. using technical language allows the writer to subtly poke fun at those who seek to make basic processes seem overly complicated. using technical language encourages readers to develop deeper and more meaningful personal connections to the information. using technical language lets the writer make clear to readers that the article is intended for readers who are themselves experts on electricity.