Classification Of Particles Flashcards

1
Q

What are the 2 types of particles?

A

Hadrons and Leptons

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2
Q

What are leptons?

A

Fundamental particles (they cannot be broken down any further)

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3
Q

Do leptons experience the strong force?

A

No

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4
Q

What are 3 examples of leptons?

A

Electron, muon, electron neutrino (and their antiparticles)

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5
Q

Are hadrons fundamental?

A

No, they are formed of quarks

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6
Q

Do hadrons feel the strong force?

A

Yes

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7
Q

What are the 3 types of hadrons?

A

Baryons, anti-baryons and mesons

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8
Q

What are Baryons (or anti baryons) made up of?

A

3 quarks (or antiquarks)

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9
Q

What are 2 examples of baryons (or anti baryons)?

A

Proton and neutron (or anti proton and antineutron)

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10
Q

What are mesons made up of?

A

A quark and an antiquark

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11
Q

What are 2 examples of mesons?

A

Pion and kaon

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12
Q

What is the only stable baryon?

A

A proton

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13
Q

What do muons decay into?

A

Electrons

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14
Q

What are strange particles?

A

Particles produced by the strong interaction but which decay by the weak interaction

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15
Q

What is an example of a strange particle?

A

Kaons

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16
Q

What do kaons decay into?

A

Pions

17
Q

What are quarks?

A

Fundamenta, particles which make up hadrons

18
Q

What is the quark combination for a proton?

A

uud

19
Q

What is the quark combination for a neutron?

A

udd