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level: Classification of particles

Questions and Answers List

level questions: Classification of particles

QuestionAnswer
What is a hadron?A particle subject to feel all the forces (I.e. Including the strong force)
What are the types of hadrons called?Baryons Mesons
What are the types of baryons and antibaryons?Proton Neutron Antiproton Antineutron
What are the types of mesons?Pion Kaon
What is the only stable baryon?Proton
Whats the name of the particle for the exchange particle of the strong nuclear force?Pion
What particle decays into pionsKaon
What is the differnce between leptons and hadronsLeptons dont feel the strong force
What are the types of leptons?electron, muon, neutrino
What are the types of antileptons?Positiron Antimuon Electron antineutrino Muon antineutrino
What is the: Strangeness Baryon number Lepton number of leptonsStrangeness: 0 Baryon number: 0 Lepton number: +/- 1
What is the: Strangeness Baryon number Lepton number of baryonsStrangeness: 0 Baryon number: +/- 1 Lepton number: 0
What is the: Strangeness Baryon number Lepton number of mesonsStrangeness: +/- 1 Baryon number: 0 Lepton number: 0
What does a muon partcile decay into?Electron + an electron antineutrino + muon neutrino
How are strange particles produced ?Through strong interaction
What force do strange particles decay by?Weak
Upon weak decay what characteristic of particles changesThe strangeness
What are the actual names of the particles that make up an atomElectron Proton Nuetron
Whats the baryon number of a strange, an up and a down quark?1/3
Whats the quark composition for pion 0u, anti u OR d, anti d
What is a muon?An electron but with a mass 200 times greater
What is the charge, mass, reaction rate of a neutrino?0, close to 0 and rarely
What is the quark composition of a proton?uud
What is the quark composition of a neutronddu
What is the quark composition of a pion minusd, anti-up
What is the quark composition of a pie plusup, anti-down
What is the quark composition of a minus kaon?s, anti-up
What is the quark composition of a kaon 0d, anti-strange s, anti-down
What is the quark composition of a kaon plusu, anti-strange
What is the symbol for a muon?left
What is the symbol for a electron neutrinoelectron neutrino
What is the symbol for a muon neutrinomuon neutrino
What is the symbol for an electron antineutrinomiddle right
What is the symbol for a antimuonDark Blue
What is the symbol for a muon antineutrinoTop right with a line over it
Which of these are parts of a nucleas for an atom: Leptons, hadrons, baryonsbaryons and so hadrons
What are the names of the particles that make up a nucleasProton Nuetron
State the nature of an alpha particleHelium nucleas 2 protons 2 neutrons
Whats the charge of an up quark?2/3
Whats the charge of a down quark-1/3
Whats the charge of a strange quark-1/3
Whats the strangeess of a strange quark-1
Whats the charge on a muon-1
What are mesons?Particles containing a quark and an anti quark
What two interactions are the neutrino subject to?Gravity and weak
Define elementary particlesParticles that cannot be broken down into smaller things
What is a kaona meson having a mass several times that of a pion
What is a piona meson having a mass approximately 270 times that of an electron or explaination of quark structure?