Standard model of physics

How many types of quark are there?

• 8

• 6

• 2

• 4

What type of particle is an electron?

• baryon

• hadron

• meson

• lepton

I am a lepton with no electric charge. What am I?

• muon

• meson

• electron

• neutrino

Select the 2 forces that have infinite range.

• gravitational force

• strong nuclear force

• weak nuclear force

• electromagnetic force

Which force is responsible for holding quarks together in the nucleus?

• gravitational force

• strong nuclear force

• weak nuclear force

• electromagnetic force

What is the weakest force in nature?

• gravitational force

• strong nuclear force

• weak nuclear force

• electromagnetic force

Bosons carry the energy of _________.

• Leptons

• Neutrons

• Fundamental forces

• Nothing