WWII Atomic Bomb

Match

Match the following

• Admiral Chester Nimitz

• General Douglas MacArthur

• Battle of Midway

• Flying Tigers

• Navajo Code Talkers

Led the Navy and Marines through "Island Hopping" in the Pacific

Retreated from the Philippines, then retook the Philippines

Turning Point in the Pacific Theater

All-volunteer pilots that protected the Burma Road

Used their undocumented language to send coded messages

• Led the Navy and Marines through "Island Hopping" in the Pacific

• Retreated from the Philippines, then retook the Philippines

• Turning Point in the Pacific Theater

• All-volunteer pilots that protected the Burma Road

• Used their undocumented language to send coded messages

 Manhattan Project: In 1939 Albert Einstein suggested

to President Roosevelt that Germany might develop
atomic bomb

 1942: Pres. Roosevelt has team of scientists research &

develop atomic bomb in Los Alamos

 Originally bomb was intended to be used on Germany;

not completed until July 1945

​Each site worked secretly and independently.

Workers performed their tasks in secret and could not even tell their families what they were doing.

"Trinity" is the first nuclear explosion test in Alamogordo, NM

​

Manhattan Project Sites

J. Robert
Oppenheimer

Photo of “Little Boy”, the bomb dropped on Hiroshima

Bomb test site at Los Alamos

​" Now I am become Death, the Destroyer of worlds"

 Germany surrendered in May, 1945

 Pres. Truman made decision to drop the bomb on

Japan

 Decision based on continued loss of US troops vs. loss of

Japanese civilians

 2 bombs dropped

 Hiroshima – Enola Gay dropped “Little Boy” (U235)

 Nagasaki- “Fat Man” is dropped (Plutonium)

 230,000 people killed

 Japan surrendered shortly after 2nd bomb

Multiple Select

Which 2 elements powered Little Boy and Fat Man?

• Uranium 235

• Einsteinium

• Aluminum

• Plutonium

Person burned from

atomic bomb dropped

on Hiroshima

Hiroshima After the bomb

​After the nuclear bomb strikes at Hiroshima and Nagasaki, Japan surrendered, signing the formal "Unconditional Surrender" aboard the USS Missouri

​

Japan Surrenders

The flame has burned continuously since it was lit in 1964, and will remain lit until all nuclear bombs on the planet are destroyed and the planet is free from the threat of nuclear annihilation. The building in the background remains as a reminder of the horrors of Nuclear War.

Hiroshima Peace Memorial Park

Multiple Choice

Why did Truman make the decision to drop the nuclear bombs?

• It was the easiest way to kill the Japanese

• The US was running out of supplies

• The US just wanted to test a new weapon on Japan

• The cost of potential American casualties from continuing the war was too high