answersLogoWhite

0

The US nuclear program in WWII was codenamed the Manhattan Project due to the location much of the early work was done.

The 1st test of a nuclear device was codenamed the Trinity Test. The bomb itself was called "The Gadget"

The 1st bomb used against Japan in Hiroshima was codenamed "Little Boy"

The 2nd bomb used against Japan in Nagasaki was codenamed "Fat Man"

User Avatar

Wiki User

15y ago

What else can I help you with?