Chapter 7.3

Question 1

Elementary particle

Answer 1

A particle that isn’t made of any smaller component particles

Question 2

What are the three classes of elementary particles?

Answer 2

Quarks
Leptons
Exchange particles

Question 3

What are the six flavors of quarks?

Answer 3

Up (u)
Charm (c)
Top (t)
Down (d)
Strange (s)
Bottom (b)

Question 4

Anti-particle

Answer 4

A particle that has the same mass but is opposite for all other properties of another particle

Question 5

Hadron

Answer 5

A particle made of quarks

Question 6

Baryon

Answer 6

A particle that is made when three quarks combine

Question 7

Meson

Answer 7

A particle that is formed when a quark combines with an anti-quark

Question 8

What values are conserved in all radioactive decay reactions?

Answer 8

Electric charge and baryon number

Question 9

Feynman diagram

Answer 9

Diagrams that show particle interactions pictorially

Question 10

What does the principle of quark confinement mean?

Answer 10

It isn’t possible to ovbserve isolate quarks

Question 11

What does the Higgs particle do?

Answer 11

Creates the mass of particles in the standard model through its interactions, particularly for the W and Z particles