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Physics Ch. 19
Physics Quiz Chapter 19
Question | Answer |
---|---|
What is one of the great mysteries of our universe? | The inequality of matter and anti-matter |
What are the two basic kinds of particles? | Fermions and Bosons |
What is a fermion? | The basic building block of all matter that can be easily created (has to be in pairs) |
What is a boson? | A particle that has to be created alone; it conveys forces. |
What makes up protons and neutrons? | Quarks |
What types of charges do quarks have? | Fractional charges |
What are other primary particles other than fermions, bosons, and quarks called? | Leptons |
What is color (in terms of quarks)? | The ability to emit and absorb gluons |
What are the three allowed types of combinations for quarks? | Meson (anti color + normal color), Baryon (Red + Green +Blue), or an Antibaryon (Anti-red + Anti-Green + Anti-Blue) |
What are the four main "fields"? | Gravity, Weak Nuclear, Electromagnetic, and Strong Nuclear |
What is the Planck Length? | The smallest possible size of anything (1.6×10^-35 meters) |
What is the Quantum Foam? | The "stuff" that was always there |
What is the strongest of the four fundamental forces? | The Strong Nuclear Force |
What are particles with the same mass but the opposite charge called? | Anti-particles |
Which particles are thought to be responsible for rest mass? | The Higgs Boson |
What are a combinations of two quarks called? | Mesons |
What are the four basic fermions that make up the matter around you called? | Up Quarks, Down Quarks, Electrons, and Electron Neutrinos |