Multiple Choice
23.1 The Four Fundamental Forces
Which of the following is not one of the four fundamental forces?
- gravity
- friction
- strong nuclear
- electromagnetic
What force or forces exist between a proton and a second proton?
- The weak electrostatic force and strong magnetic force
- The weak electrostatic and strong gravitational force
- The weak frictional force and strong gravitational force
- The weak nuclear force, the strong nuclear force, and the electromagnetic force
23.2 Quarks
To what color must quarks combine for a particle to be constructed?
- black
- green
- red
- white
What type of hadron is always constructed partially of an antiquark?
- baryon
- lepton
- meson
- photno
What particle is typically released when two particles annihilate?
- graviton
- antimatter
- pion
- photno
Which of the following categories is not one of the three main categories of the Standard Model?
- gauge bosons
- hadrons
- leptons
- quarks
Analysis of what particles began the search for the Higgs boson?
- W and Z bosons
- up and down quarks
- mesons and baryons
- neutrinos and photons
23.3 The Unification of Forces
Which two forces were first combined, signifying the eventual desire for a Grand Unified Theory?
- electric force and magnetic forces
- electric force and weak nuclear force
- gravitational force and the weak nuclear force
- electroweak force and strong nuclear force
After the Big Bang, what was the first force to separate from the others?
- electromagnetic force
- gravity
- strong nuclear force
- weak nuclear force
What is the name of the device used by scientists to check for proton decay?
- the cyclotron
- the Large Hadron Collider
- the Super-Kamiokande
- the synchrotron
How do Feynman diagrams suggest the Grand Unified Theory?
- The electromagnetic, weak, and strong nuclear forces all have similar Feynman diagrams.
- The electromagnetic, weak, and gravitational forces all have similar Feynman diagrams.
- The electromagnetic, weak, and strong forces all have different Feynman diagrams.