Particle Physics

In our universe, bosons carry forces, fermions make up matter.

• True

• False

There are three families of leptons;

• electron, muon, and pi.

• electron, muon, and tau.

• electron, pi and tau.

• electron, pi and neutrino.

Which quarks form a neutron?

• up, up, down

• down, down, down

• up, up, up

• up, down, down

the lepton in a hydrogen atom

• electron
• neutron
• zero
• graviton
• baryon number

a composite particle made of quarks

• hadron
• electron
• neutron
• gluon
• zero

a hadron with 3 quarks

• baryon
• hadron
• electron
• neutron
• down quark

a hadron with one quark and one antiquark

• meson
• baryon
• hadron
• electron
• neutron

along with leptons and fundamental bosons, these make up the elementary particles of the standard model

• quark
• meson
• baryon
• hadron
• electron

Up, Down, Top, Bottom, Strange, Charmed

• quarks flavours
• down quark
• up quark
• quark
• meson

gauge boson responsible for electromagnetic interactions

• photon
• quarks flavours
• down quark
• up quark
• quark