Hottest Cities in United States. Two major cities contend for the title of hottest city in the United States. The city that comes out on top depends on how you measure heat. Phoenix Arizona excels at extreme hot weather. It consistently ranks number one for the most days a year when temperatures rise above 89 Â°F or 99 Â°F. Miami challenges Phoenix for top spot on hottest year-round temperatures.
would a chemist most likely study: a leaf changing color in the fall. OR. a leaf floating on water. Follow.
Chemists ususally pick areas of specialization. There are many other types of chemists, such as biochemists, materials chemists, geochemists, and medical chemists. You need a college education to become a chemist. High school students interested in a career in chemistry should take science and math courses.