You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

[Q]: Category: WISCONSIN PLACES 
Clue: The overalls seen here were made by a company that was founded in this city in 1895
[A]: oshkosh


[Q]: Category: THE 1970s 
Clue: In 1977 Bank of America changed the name of its Bank Americard to this 4-letter word
[A]: visa


[Q]: Category: PHYSICS 
Clue: With wavelengths between those of visible light & microwaves, they come from the sun & heat the Earth
[A]:
infrared waves