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 in biotechnology generally work in a laboratory setting in an industrial or academic environment. A single laboratory may be involved in 5â10 projects, and the scientists will have varying degrees of responsibility for each project. Teamwork is vital, and it is unusual to work alone on tasks.