Question 1

The quark structure of the neutron is udd.

Accepted Answer

A) True 
 B)False

Question 2

A particle with __________ obeys the Pauli exclusion principle.

Accepted Answer

The answer of A particle with __________ obeys the Pauli...

Question 3

The positron

Accepted Answer

A) is an antielectron. 
B) was the first antimatter particle discovered. 
C) is the same as a proton. 
D) all of the above

Question 4

Conservation of ___________ is observed in all interactions.

Accepted Answer

A) baryon number 
B) lepton number 
C) strangeness 
D) charm 
E) beauty

Question 5

According to special relativity the __________ of a moving object is equal to  
.

Accepted Answer

The answer of According to special relativity the __________ of...

Question 6

Indicate the validity of the following decay processes.For any reactions which are not valid (that is,not permitted),give a reason. (a)Σ⁰ -> Λ⁰ + π⁰ (b)π⁻ -> μ⁻ + ν_μ (c)Κ⁰ -> π⁰ + π⁰ + π⁺

Accepted Answer

The answer of Indicate the validity of the following decay...

Question 7

The color force between quarks is carried by

Accepted Answer

A) mesons. 
B) the strong force. 
C) leptons. 
D) gluons. 
E) none of the above.

Question 8

The top quark

Accepted Answer

A) is the only quark not yet detected experimentally. 
B) has been shown not to exist. 
C) was discovered at Fermilab. 
D) none of the above

Question 9

A fundamental force in nature is the

Accepted Answer

A) strong interaction. 
B) weak interaction. 
C) electromagnetic interaction. 
D) gravitational interaction. 
E) all of the above

Question 10

In all interactions __________ number is conserved.

Accepted Answer

The answer of In all interactions __________ number is conserved....

Question 11

Electrons are "spin one-half," photons are

Accepted Answer

A) also spin one-half. 
B) spin zero. 
C) spin one. 
D) none of the above.

Question 12

Special relativity predicts that moving clocks run slow.

Accepted Answer

A) True 
 B)False

Question 13

Steven Weinberg,Abdus Salam,and Sheldon Glashow shared the 1979 Nobel Prize in physics for their development of __________.

Accepted Answer

The answer of Steven Weinberg,Abdus Salam,and Sheldon Glashow shared the...

Question 14

Quarks are bound together in hadrons by

Accepted Answer

A) the strong force. 
B) the weak force. 
C) intermediate (or gauge)bosons. 
D) the color force.

Question 15

The speed of light is a relativistically invariant quantity.

Accepted Answer

A) True 
 B)False

Question 16

The fundamental particles that are the building blocks of hadrons are __________.

Accepted Answer

The answer of The fundamental particles that are the building...

Question 17

​Match each item with the correct statement below.​
-fractionally charged particles;building blocks of all hadrons

Accepted Answer

A) ​time dilation 
B) ​elementary particle 
C) ​antiparticle 
D) ​spin 
E) ​fermions
F)​bosons
G)​baryons
H)​leptons
I)​strange particles
J)​quarks
K)​charm
L)​electroweak interaction
M)​GUTs
N)​intermediate bosons
O)​mesons

Question 18

The quark structure of the proton is __________.

Accepted Answer

The answer of The quark structure of the proton is...

Question 19

Models for combining the electromagnetic,weak and strong nuclear interactions into a single basic force are __________.

Accepted Answer

The answer of Models for combining the electromagnetic,weak and strong...

Question 20

A __________ interacts via the strong interaction.

Accepted Answer

The answer of A __________ interacts via the strong interaction....

Exam 12: Special Relativity and Elementary Particles

The quark structure of the neutron is udd.

A particle with __________ obeys the Pauli exclusion principle.

The positron

Conservation of ___________ is observed in all interactions.

According to special relativity the __________ of a moving object is equal to .

Indicate the validity of the following decay processes.For any reactions which are not valid (that is,not permitted),give a reason. (a)Σ⁰ -> Λ⁰ + π⁰ (b)π⁻ -> μ⁻ + ν_μ (c)Κ⁰ -> π⁰ + π⁰ + π⁺

The color force between quarks is carried by

The top quark

A fundamental force in nature is the

In all interactions __________ number is conserved.

Electrons are "spin one-half," photons are

Special relativity predicts that moving clocks run slow.

Steven Weinberg,Abdus Salam,and Sheldon Glashow shared the 1979 Nobel Prize in physics for their development of __________.

Quarks are bound together in hadrons by

The speed of light is a relativistically invariant quantity.

The fundamental particles that are the building blocks of hadrons are __________.

Match each item with the correct statement below. -fractionally charged particles;building blocks of all hadrons

The quark structure of the proton is __________.

Models for combining the electromagnetic,weak and strong nuclear interactions into a single basic force are __________.

A __________ interacts via the strong interaction.

Exam 12: Special Relativity and Elementary Particles

The quark structure of the neutron is udd.

A particle with __________ obeys the Pauli exclusion principle.

The positron

Conservation of ___________ is observed in all interactions.

According to special relativity the __________ of a moving object is equal to .

Indicate the validity of the following decay processes.For any reactions which are not valid (that is,not permitted),give a reason. ​ (a)Σ0 -> Λ0 + π0 (b)π− -> μ− + νμ (c)Κ0 -> π0 + π0 + π+

The color force between quarks is carried by

The top quark

A fundamental force in nature is the

In all interactions __________ number is conserved.

Electrons are "spin one-half," photons are

Special relativity predicts that moving clocks run slow.

Steven Weinberg,Abdus Salam,and Sheldon Glashow shared the 1979 Nobel Prize in physics for their development of __________.

Quarks are bound together in hadrons by

The speed of light is a relativistically invariant quantity.

The fundamental particles that are the building blocks of hadrons are __________.

​Match each item with the correct statement below.​ -fractionally charged particles;building blocks of all hadrons

The quark structure of the proton is __________.

Models for combining the electromagnetic,weak and strong nuclear interactions into a single basic force are __________.

A __________ interacts via the strong interaction.

Indicate the validity of the following decay processes.For any reactions which are not valid (that is,not permitted),give a reason. (a)Σ⁰ -> Λ⁰ + π⁰ (b)π⁻ -> μ⁻ + ν_μ (c)Κ⁰ -> π⁰ + π⁰ + π⁺

Match each item with the correct statement below. -fractionally charged particles;building blocks of all hadrons