'An excess of neutrons usually causes fission; fission emits neutrons, causing fission... hence this reaction'
a chain reaction
PHYSICAL SCIENCE: An excess of neutrons usually causes fission; fission emits neutrons, causing fission... hence this reaction
An excess of neutrons usually causes fission; fission emits neutrons, causing fission... hence this reaction
An excess of neutrons usually causes fission; fission emits neutrons, causing fission... hence this reaction
PHYSICAL SCIENCE
a chain reaction
PHYSICAL SCIENCE