It's hard to say exactly. There were many people who helped. There were 18,000 at Los Alamos and probably 50,000 or more in Hanford, WA and 45,000 at Oak Ridge, TN. There were probably 50,000 more in various smaller groups.
Thousands of people were involved in creation of the atomic bomb, over a span of sevral years.
500,000
To defend against a possible Nazi atomic bomb!
no
Manhattan Project
Yep
It was called The Manhattan Project.
he did not build the atomic bomb
the Nazi didn't build the atomic bomb the Americans did....
To defend against a possible Nazi atomic bomb!
1945
No, they designed but did not build them.
An atomic bomb is a bomb that releases a tremendous amount of energy by initiating a nuclear fission chain reaction.
the first atomic bomb.......................................
An atomic bomb is a bomb that releases a tremendous amount of energy by initiating a nuclear fission chain reaction.
the Manhattan project
Yes, that was its codename.
no
Manhattan Project