Multiple choice general knowledge

The Hiroshima bomb was made from -

  1. Plutonium – 239

  2. Neptunium – 239

  3. Uranium – 235

  4. Uranium – 238
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The 'Little Boy' bomb dropped on Hiroshima on August 6, 1945, used Uranium-235 as its fissile material. The Nagasaki bomb 'Fat Man' used Plutonium-239. Uranium-238 is not fissile enough for weapons without enrichment.

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