If you're American, you're familiar with the Fahrenheit scale, so 30 degrees is cold and 100 degrees is hot. But in the rest of the world, nobody uses this scale! They use Celsius, and to them, 30 is pretty darn hot. Furthermore, scientists use Kelvin, and to them, 30 is so cold it would kill you dead! We'd better learn how to convert between this different temperature scales, don't you think? Watch the whole General Chemistry playlist: Study for the AP Chemistry exam with me: Organic Chemistry Tutorials: Biochemistry Tutorials: Biology Tutorials: Classical Physics Tutorials: Modern Physics Tutorials: Mathematics Tutorials: EMAIL► ProfessorDaveExplains@ PATREON► Check out "Is This Wi-Fi Organic?", my book on disarming pseudoscience! Amazon: Bookshop: Barnes and Noble: Book Depository: