Question

An atomic bomb is very dangerous when it explodes; however, the atomic bomb is also dangerous for years afterward. Why is this?

A. Fusion reactions occur afterward.
B. Atomic bombs continue going off.
C. A fission reaction has no products.
D. The products of the original reaction are radioactive.

Answer 1

D, think of the wastelands in fallout shelter, the physical fallout, which is still there years afterwards, effects the enviroment.

Answer 2

The answer is D. This requires a little bit of background knowledge to answer. If you knew about places like Chernobyl, Nagasaki, or Hiroshima then you would be able to answer. In Chernobyl, a russian nuclear plant, the main reactor exploded and caused anything within an area of 2600 $km ^{2}$ to die of serious radiation. All of Europe has traces of the radiation in the air, even America has traces of it in Chicago and other places.