Title: Pacific War.
Question: How many carriers did Nagumo have at the Battle of Midway?

Title: Incandescent light bulb.
Question: What type of energy makes an incandescent light bulb glow?

Title: Tucson, Arizona.
Question: Who coaches the University of Arizona's swim team?

Title: Uranium.
Question:
Along with gas cooled reactors, what type of reactor doesn't use uranium-235?