atom'ic bomb'
1. a bomb whose potency is derived from nuclear fission of atoms of fissionable material with the consequent conversion of part of their mass into energy.
2. a bomb whose explosive force comes from a chain reaction based on nuclear fission in U-235 or plutonium. Also,atom bomb.Also called A-bomb, fission bomb.
Read more: atomic bomb: meaning and definitions — Infoplease.com http://dictionary.infoplease.com/atomic-bomb#ixzz1JpoDtas3
Over 49,000 tanks were produced between 1942 and 1946. They were the most widely used tank in World War II (http://www.britannica.com/EBchecked/topic/540138/Sherman-tank).
Can you find information about more inventions or technology that cam about during the 1940s? Try using the keywords 1940s inventions or 1940s technology
Why was the atomic bomb invented?
Jeeps were one of the many pieces of technology that came from defense. Find out how and why the jeep was developed, how it got the name "jeep", and why General Eisenhower felt the jeep was one of America's most important pieces of equipment during World War II.
How does radar war technology relate to the modern microwave you have in your kitchen today? Find out in this video.
The Slinky
Velcro
Tupperware
The Flying Disc (a.k.a. frisbee)
Candy Land was invented in 1945, but how did polio inspire the game? What other games were invented in the 1940s?