Fission & Fusion Flashcards

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1
Q

What is Fusion?

A

Atoms formed together

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2
Q

Where does Fusion usually happen?

A

Space

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3
Q

What type of nuclei and ion is involved in Fusion?

A

Small nuclei

Smaller ion

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4
Q

What is Fission?

A

Atoms splitting

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5
Q

Where does Fission usually happen?

A

Power stations

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6
Q

What type of nuclei and ion is used in fission?

A

Large nuclei

Bigger ion

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7
Q

Describe Fission?

A

The nucleus of a larger atom splits into two smaller nucleis

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8
Q

What happens after there are two daughter nucleis?

A

2 or more neutrons are released

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9
Q

What type o energy do the daughter nucleis and neutrons store?

A

Kinetic

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10
Q

Why do they store kinetic energy?

A

Because they move at high speeds

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11
Q

Describe Fusion?

A

2 small nuclei smash together making a bigger nuclei

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12
Q

What happens to the mass of the new product?

A

It’s slightly less

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13
Q

Where does the missing mass go?

A

Converted energy

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14
Q

Why is the missing mass converted energy?

A

E = mc²

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15
Q

What does a small change in mass produce?

A

A lot of energy

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16
Q

What is Fusion the main source of?

A

The energy in the sun

17
Q

What element is produced by the fusion of hydrogen?

A

Helium

18
Q

Why can’t fusion happen on earth?

A

It needs extreme heat and pressure