Topic 6.3- Nuclear Fission

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What is nuclear fission?
Nuclear fission is the splitting of atomic nuclei
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What are the two commonly used fissionable substances?
Uranium-235 and Plutonium-239
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What must happen to the fissionable substance for fission to occur?
They must absorb one neutron
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What happens to the nuclei in fission?
It splits into two smaller nuclei, releasing two or more neutrons and energy
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What may these neutrons go on to start?
A chain reaction
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Other cards in this set

Card 2

Front

What are the two commonly used fissionable substances?

Back

Uranium-235 and Plutonium-239

Card 3

Front

What must happen to the fissionable substance for fission to occur?

Back

Preview of the front of card 3

Card 4

Front

What happens to the nuclei in fission?

Back

Preview of the front of card 4

Card 5

Front

What may these neutrons go on to start?

Back

Preview of the front of card 5

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