Question 1

A __________ has half-integral spin.

Accepted Answer

The answer of A __________ has half-integral spin....

Question 2

The color force is carried by gluons but gluons do not have color charge themselves.

Accepted Answer

A) True 
 B)False

Question 3

Because of their short lifetimes, very few muons that are produced in the upper atmosphere at high speeds should be observed at the surface of the Earth. Yet we detect large numbers of muons at ground level because of the special relativistic effect of __________.

Accepted Answer

The answer of Because of their short lifetimes, very few...

Question 4

Special relativity predicts that the length of a moving object will be elongated in the direction of motion.

Accepted Answer

A) True 
 B)False

Question 5

Some antiparticles are identical to the particles they correspond to.

Accepted Answer

A) True 
 B)False

Question 6

A boson has half-integral spin.

Accepted Answer

A) True 
 B)False

Question 7

The color force between quarks is carried by mesons.

Accepted Answer

A) True 
 B)False

Question 8

What is the quark structure of a proton?

Accepted Answer

A)  uud 
B)  udd 
C)  uuu 
D)  ddd 
E)  the question does not make sense 
A)  uud 
B)  udd 
C)  uuu 
D)  ddd 
E)  the question does not make sense

Question 9

In all interactions __________ number is conserved.

Accepted Answer

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

Question 10

A spin 1/2 particle that does not interact via the strong interaction is a(n)

Accepted Answer

A)  lepton. 
B)  baryon. 
C)  meson. 
D)  intermediate (or gauge) boson. 
E)  hadron. 
A)  lepton. 
B)  baryon. 
C)  meson. 
D)  intermediate (or gauge) boson. 
E)  hadron.

Question 11

Two observers, A and B, move relative to each other. A claims B's clocks run slow. In this case, B will claim A's clocks

Accepted Answer

A)  run fast. 
B)  run slow, too. 
C)  are no good. 
D)  none of the above 
A)  run fast. 
B)  run slow, too. 
C)  are no good. 
D)  none of the above

Question 12

According to special relativity, at speeds approaching the speed of light, the kinetic energy of a moving object is not equal to 1/2 mv2 .

Accepted Answer

A) True 
 B)False

Question 13

The notation used to represent an antiparticle is

Accepted Answer

A)  the particle symbol with a bar over it. 
B)  e + , in the case of the positron. 
C)  μ + , in the case of the antimuon. 
D)  all of the above. 
A)  the particle symbol with a bar over it. 
B)  e + , in the case of the positron. 
C)  μ + , in the case of the antimuon. 
D)  all of the above.

Question 14

What is the symbol for a neutrino?

Accepted Answer

A)  n 
B)    
C)    
D)  none of the above 
A)  n 
B)    
C)    
D)  none of the above

Question 15

The prediction of special relativity that moving clocks run slow is

Accepted Answer

A)  time dilation. 
B)  length contraction. 
C)  the equivalence of mass and energy. 
D)  the principle of relativity. 
E)  none of the above. 
A)  time dilation. 
B)  length contraction. 
C)  the equivalence of mass and energy. 
D)  the principle of relativity. 
E)  none of the above.

Question 16

According to the Weinberg-Salam model, the massless carriers of the electroweak interaction acquire mass in the process of ______________.

Accepted Answer

spontaneou

Question 17

What is the quark composition of the Δ++ ?  It has no strangeness, no charm, and no top-ness or bottom-ness. Its spin is 3/2.

Accepted Answer

Question 18

If a 1 kg mass is completely converted into energy, the amount of energy released would be __________.

Accepted Answer

The answer of If a 1 kg mass is completely...

Question 19

In interactions taking place by the weak force, which of the following quantities are conserved?

Accepted Answer

A)  electric charge 
B)  baryon number 
C)  mass-energy 
D)  strangeness 
E)  linear momentum
F) angular momentum (spin) 
A)  electric charge 
B)  baryon number 
C)  mass-energy 
D)  strangeness 
E)  linear momentum
F) angular momentum (spin)

Question 20

Baryon number is conserved in all interactions.

Accepted Answer

A) True 
 B)False

A __________ has half-integral spin.

The color force is carried by gluons but gluons do not have color charge themselves.

Because of their short lifetimes, very few muons that are produced in the upper atmosphere at high speeds should be observed at the surface of the Earth. Yet we detect large numbers of muons at ground level because of the special relativistic effect of __________.

Special relativity predicts that the length of a moving object will be elongated in the direction of motion.

Some antiparticles are identical to the particles they correspond to.

A boson has half-integral spin.

The color force between quarks is carried by mesons.

What is the quark structure of a proton?

In all interactions __________ number is conserved.

A spin 1/2 particle that does not interact via the strong interaction is a(n)

Two observers, A and B, move relative to each other. A claims B's clocks run slow. In this case, B will claim A's clocks

According to special relativity, at speeds approaching the speed of light, the kinetic energy of a moving object is not equal to 1/2 mv² .

The notation used to represent an antiparticle is

What is the symbol for a neutrino?

The prediction of special relativity that moving clocks run slow is

According to the Weinberg-Salam model, the massless carriers of the electroweak interaction acquire mass in the process of ______________.

What is the quark composition of the Δ⁺⁺ ? It has no strangeness, no charm, and no top-ness or bottom-ness. Its spin is 3/2.

If a 1 kg mass is completely converted into energy, the amount of energy released would be __________.

In interactions taking place by the weak force, which of the following quantities are conserved?

Baryon number is conserved in all interactions.

The Study of Motion

Newton S Laws

Energy and Conservation Laws

Physics of Matter

Temperature and Heat

Waves and Sound

Electricity

Electromagnetism and Em Waves

Optics

Atomic Physics

Nuclear Physics

Filters

Exam 12: Special Relativity and Elementary Particles

A __________ has half-integral spin.

The color force is carried by gluons but gluons do not have color charge themselves.

Because of their short lifetimes, very few muons that are produced in the upper atmosphere at high speeds should be observed at the surface of the Earth. Yet we detect large numbers of muons at ground level because of the special relativistic effect of __________.

Special relativity predicts that the length of a moving object will be elongated in the direction of motion.

Some antiparticles are identical to the particles they correspond to.

A boson has half-integral spin.

The color force between quarks is carried by mesons.

What is the quark structure of a proton?

In all interactions __________ number is conserved.

A spin 1/2 particle that does not interact via the strong interaction is a(n)

Two observers, A and B, move relative to each other. A claims B's clocks run slow. In this case, B will claim A's clocks

According to special relativity, at speeds approaching the speed of light, the kinetic energy of a moving object is not equal to 1/2 mv2 .

The notation used to represent an antiparticle is

What is the symbol for a neutrino?

The prediction of special relativity that moving clocks run slow is

According to the Weinberg-Salam model, the massless carriers of the electroweak interaction acquire mass in the process of ______________.

What is the quark composition of the Δ++ ? It has no strangeness, no charm, and no top-ness or bottom-ness. Its spin is 3/2.

If a 1 kg mass is completely converted into energy, the amount of energy released would be __________.

In interactions taking place by the weak force, which of the following quantities are conserved?

Baryon number is conserved in all interactions.

The Study of Motion

Newton S Laws

Energy and Conservation Laws

Physics of Matter

Temperature and Heat

Waves and Sound

Electricity

Electromagnetism and Em Waves

Optics

Atomic Physics

Nuclear Physics

Filters

According to special relativity, at speeds approaching the speed of light, the kinetic energy of a moving object is not equal to 1/2 mv² .

What is the quark composition of the Δ⁺⁺ ? It has no strangeness, no charm, and no top-ness or bottom-ness. Its spin is 3/2.