Worksheet: Strange, Charm, Bottom, and Top Quarks

In this worksheet, we will practice describing the properties of the strange, charm, bottom, and top quarks.

Q1:

Which of the following particles have a negative electric charge?

  • up quark
  • tauon
  • electron antineutrino
  • strange quark
  • top antiquark
  • bottom antiquark
  • photon
  • neutron
  • down quark
  • ATauon, neutron, top antiquark, and down quark
  • BUp quark, strange quark, top antiquark, and neutron
  • CTauon, strange quark, top antiquark, and down quark
  • DElectron antineutrino, strange quark, electron antineutrino, and down quark
  • ETauon, strange quark, top antiquark, and photon

Q2:

What is the relative charge of a top quark?

  • A + 2 3
  • B 1 3
  • C + 1 3
  • D 2 3
  • E 1 2

Q3:

What is the relative charge of a strange antiquark?

  • A + 1 3
  • B + 2 3
  • C 2 3
  • D 1 2
  • E 1 3

Q4:

What is the relative charge of a top antiquark?

  • A 1 3
  • B 1 2
  • C + 2 3
  • D 2 3
  • E + 1 3

Q5:

List the following particles in order from greatest mass to least mass:

  • top quark
  • strange quark
  • photon
  • tau neutrino
  • electron
  • proton
  • up quark
  • AProton, up quark, top quark, electron, strange quark, tau neutrino, photon
  • BProton, up quark, top quark, strange quark, tau neutrino, photon, electron
  • CProton, top quark, strange quark, up quark, electron, tau neutrino, photon
  • DTau neutrino, proton, up quark, top quark, electron, strange quark, photon
  • EUp quark, top quark, electron, strange quark, tau neutrino, photon, proton

Q6:

List the following particles in order from least mass to greatest mass:

  • bottom quark
  • strange quark
  • down quark
  • AStrange quark, down quark, bottom quark
  • BStrange quark, bottom quark, down quark
  • CBottom quark, strange quark, down quark
  • DDown quark, strange quark, bottom quark
  • EDown quark, bottom quark, strange quark

Q7:

Which of the four fundamental forces are the six quarks and six antiquarks affected by?

  • AThe electric force, the magnetic force, the weak nuclear force, and gravity
  • BThe electric force, the magnetic force, the strong nuclear force, and gravity
  • CThe electromagnetic force, the strong nuclear force, the weak nuclear force, and gravity

Q8:

List the following particles in order from least mass to greatest mass:

  • charm quark
  • neutron
  • photon
  • antimuon
  • bottom antiquark
  • mu antineutrino
  • down quark
  • APhoton, mu antineutrino, down quark, antimuon, charm quark, neutron, bottom antiquark
  • BPhoton, mu antineutrino, antimuon, charm quark, bottom antiquark, neutron, down quark
  • CPhoton, mu antineutrino, antimuon, down quark, charm quark, neutron, bottom antiquark
  • DPhoton, mu antineutrino, down quark, antimuon, neutron, charm quark, bottom antiquark
  • EMu antineutrino, photon, down quark, antimuon, charm quark, bottom antiquark, neutron

Q9:

What is the relative charge of a charm quark?

  • A + 1 2
  • B + 2 3
  • C 2 3
  • D + 1 3
  • E 1 3

Q10:

What is the relative charge of a bottom antiquark?

  • A + 1 2
  • B 1 3
  • C 2 3
  • D + 1 3
  • E + 2 3

Q11:

Which of the following particles have a relative charge with a magnitude of 13?

  • proton
  • bottom antiquark
  • top antiquark
  • bottom quark
  • down quark
  • up antiquark
  • strange antiquark
  • AStrange quark, proton, bottom quark, and top antiquark
  • BDown quark, strange antiquark, bottom quark, and bottom antiquark
  • CDown quark, top antiquark, up quark, and bottom antiquark
  • DStrange quark, proton, bottom quark, and bottom antiquark
  • EProton, strange antiquark, bottom quark, and bottom antiquark

Q12:

Which of the following particles have a positive electric charge?

  • charm quark
  • top antiquark
  • muon
  • antitauon
  • neutron
  • electron neutrino
  • down quark
  • positron
  • bottom antiquark
  • ACharm quark, top antiquark, down quark, and electron neutrino
  • BCharm quark, top antiquark, antitauon, and positron
  • CMuon, bottom antiquark, antitauon, and positron
  • DCharm quark, bottom antiquark, antitauon, and positron
  • ECharm quark, bottom antiquark, positron, and down quark

Q13:

List the following particles in order from most stable to least stable:

  • bottom quark
  • down quark
  • strange quark
  • ADown quark, bottom quark, strange quark
  • BDown quark, strange quark, bottom quark
  • CBottom quark, down quark, strange quark
  • DBottom quark, strange quark, down quark
  • EStrange quark, down quark, bottom quark

Q14:

What is the relative charge of a charm antiquark?

  • A + 1 3
  • B + 2 3
  • C 1 3
  • D 2 3
  • E 1 2

Q15:

What is the relative charge of a strange quark?

  • A 1 2
  • B1
  • C 1 3
  • D 1 3
  • E 1 2

Q16:

What is the relative charge of a bottom quark?

  • A 1 2
  • B + 2 3
  • C 1 3
  • D 2 3
  • E + 1 3

Q17:

Which of the following particles have a relative charge of +23?

  • top antiquark
  • down quark
  • top quark
  • up quark
  • electron
  • strange antiquark
  • charm quark
  • ATop quark, up quark, and strange antiquark
  • BTop quark, up quark, and charm quark
  • CDown quark, up quark, and charm quark
  • DUp quark, charm quark, and top quark
  • EElectron and strange antiquark

Q18:

List the following particles in order from least stable to most stable:

  • Up quark
  • Charm quark
  • Top quark
  • ACharm quark, up quark, top quark
  • BDown quark, up quark, charm quark
  • CTop quark, charm quark, up quark
  • DUp quark, down quark, charm quark
  • ETop quark, up quark, charm quark

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