Describe the type of experiment which led to the discovery of mesons.

What quantum numbers are used to characterize a meson such as a pion?

Describe the type of experiment which led to the discovery of the antiproton.

What are quarks and leptons?

How many quarks in a proton? a meson?

Has anyone ever seen a quark?

What quantum numbers are used to characterize a quark?

Describe the classification scheme for mesons and baryons in the quark model.

Describe the families of leptons and the quantum numbers used to characterize them.

Describe the kinds of experiments necessary for the discovery of the heavy quarks.

Describe the conservation laws which govern the decay of particles.

What kind of things prevent decay by strong interaction? electromagnetic? weak?