Particle Recall

Particles made of quarks are called

• Hadrons

• Leptons

• Dark Matter

• Gluons

These are particles that have an odd number of quarks

• Mesons

• Baryons

• Leptons

• Gluons

These are particles that have an even number of quarks

• Mesons

• Baryons

• Leptons

• Gluons

These particles carry the strong force

• Pions

• Photons

• W bosons

• Z bosons

These particles carry the weak force

• Pions

• Photons

• W bosons

• Y bosons

These particles carry the electromagnetic force

• Pions

• Photons

• W bosons

• Z bosons

Baryons have ____________ quarks

• an odd number of

• an even number of

• no

• a prime number of

Mesons have ____________ quarks

• an odd number of

• an even number of

• no

• a prime number of

What is the electromagnetic charge of a neutron?

• 0

• 1/2

• 1

• 3/2

Antimatter is just like regular matter except it has...

• opposite charge

• negative mass

• inverted weak interactions

• supersymmetry