Unit 7 – Definitions

An atomic bomb is an explosive weapon of enormous destructive power. In 1945, during World War II, the United States dropped two atomic bombs on Hiroshima and Nagasaki in Japan with the hope of ending a brutal war.

Hibakusha refers to people who were exposed to the radiation from atomic bombings.

Radiation sickness is a long-term and sometimes fatal illness resulting from exposure to radioactive fallout from an atomic bomb.

Origami is a Japanese word meaning “folded paper.” The origami crane has become a symbol for peace.