Fission And Fusion Flashcards

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1
Q

What is fusion

A

Fusion is the process in which 2 nuclei combine to form a nucleus with a larger mass number

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2
Q

What are the similarities of fission and fusion

A

Produce a large amount of energy

Produce nucleus waste (more so fission)

Convert mass to energy in their process

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3
Q

Differences between fission and fusion

A

Fission:
Large atoms split into two lighter nuclei
Chain reaction

Fusion:
light nuclei join/fuse with to form a heavier nuclei
Requires very high temp

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4
Q

What is fission

A

Fission is the process in which a nucleus with a large mass number spits into two nuclei which have smaller mass numbers

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5
Q

What is released when fission takes place

A

Neutrons

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6
Q

What are the 2 ways fission can occur

A

Spontaneously, happen at a random due to internal processes within the nucleus

By bombarding a nucleus with a neutron this is called induced fission

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7
Q

What is induced fission used for

A

Generate nucleus power for and for weapons

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8
Q

How does fissions chain reaction work

A

Neutron hits uranium nucleus

Uranium nucleus splits into smaller uranium nuclei and some more neutrons

Those neutrons then hit more uranium nuclei and it goes on and on

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9
Q

Where does fusion mainly occur

A

In space in suns and stars

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10
Q

What fuels fission

A

Uranium and plutonium

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11
Q

When does fusion happen

A

At really high temperatures and pressure s

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