Nuclear Fission (AQA GCSE Physics): Flashcards
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Nuclear fission definition
Nuclear fission definition
Unstable nucleus splits into two or more pieces
Products when nucleus undergoes fission
Products when nucleus undergoes fission
Two smaller nuclei of different elements
Energy form of fission products
Energy form of fission products
Kinetic energy
Number of neutrons produced in fission
Number of neutrons produced in fission
Two or three neutrons
Chain reaction in nuclear fission
Chain reaction in nuclear fission
Neutrons absorbed by atoms causing more fission
Radiation released in fission
Radiation released in fission
Gamma rays
Function of control rods
Function of control rods
Absorb neutrons to control chain reaction
Result of uncontrolled chain reaction
Result of uncontrolled chain reaction
Explosion releasing huge energy (nuclear weapons)
Frequency of spontaneous fission
Frequency of spontaneous fission
Rare
Element used in nuclear fission
Element used in nuclear fission
Uranium
Growth rate of uncontrolled chain reaction
Growth rate of uncontrolled chain reaction
Exponential rate