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Physics - A Level > Particles > Flashcards

Particles Flashcards

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1
Q

What are the 3 particle families?

A

Quarks, hadrons, leptons

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2
Q

What are the sub families of quarks?

A

Trick question - there are none

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3
Q

What are the sub families of hadrons?

A

Baryons, mesons

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4
Q

What are the sub families of leptons?

A

Charged leptons, neutrinos

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5
Q

What are the 6 quark types?

A

up, anti up, down, anti down, strange, anti strange

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6
Q

What are the Q, B, L and S of up quarks?

A

Q 2/3
B 1/3
L 0
S 0

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7
Q

What are the Q, B, L and S of anti up quarks?

A

Q -2/3
B -1/3
L 0
S 0

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8
Q

What are the Q, B, L and S of down quarks?

A

Q -1/3
B 1/3
L 0
S 0

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9
Q

What are the Q, B, L and S of anti down quarks?

A

Q 1/3
B -1/3
L 0
S 0

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10
Q

What are the Q, B, L and S of strange quarks?

A

Q -1/3
B 1/3
L 0
S -1

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11
Q

What are the Q, B, L and S of anti strange quarks?

A

Q 1/3
B -1/3
L 0
S 1

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12
Q

What is the composition of a proton, and what are its QBLS values?

A

u u d
Q 1
B 1
L 0
S 0

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13
Q

What is the composition of an anti proton and what are its QBLS values?

A

anti u anti u anti d
Q -1
B -1
L 0
S 0

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14
Q

What is the composition of a neutron and what are its QBLS values?

A

u d d
Q 1
B 1
L 0
S 0

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15
Q

What is the composition of an anti neutron and what are its QBLS values?

A

anti u, anti d, anti d
Q 0
B -1
L 0
S 0

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16
Q

What are the 2 types of mesons?

A

pions and kaons

17
Q

What is the composition of a positive pions and what are its QBLS values?

A

u anti d
Q 1
B 0
L 0
S 0

18
Q

What is the composition of a negative pion and what are its QBLS values?

A

d anti u
Q -1
B 0
L 0
S 0

19
Q

What is the composition of a neutral pion and what are its QBLS values?

A

u anti u
or
d anti d
Q 0
B 0
L 0
S 0

20
Q

What is the composition of a positive kaon and what are its QBLS values?

A

u anti s
Q 1
B 0
L 0
S 1

21
Q

What is the composition of a negative kaon and what are its QBLS values?

A

s anti u
Q -1
B 0
L 0
S -1

22
Q

What is the composition of a neutron kaon and what are its QBLS values?

A

d anti s
Q 0
B 0
L 0
S 1

23
Q

What is the composition of an anti neutral kaon and what are its QBLS values?

A

s anti d
Q 0
B 0
L 0
S -1

24
Q

What are the Q, B, L and S of electrons?

A

Q -1
B 0
L 1
S 0

25
Q

What are the Q, B, L and S of positrons?

A

Q 1
B 0
L -1
S 0

26
Q

What are the Q, B, L and S of muons?

A

Q -1
B 0
L 1
S 0

27
Q

What are the Q, B, L and S of anti muons?

A

Q 1
B 0
L -1
S 0

28
Q

What are the Q, B, L and S of electron neutrinos?

A

Q 0
B 0
L 1
S 0

29
Q

What are the Q, B, L and S of anti electron neutrinos?

A

Q 0
B 0
L -1
S 0

30
Q

What are the Q, B, L and S of muon neutrinos?

A

Q 0
B 0
L 1
S 0

31
Q

What are the Q, B, L and S of muon anti neutrinos?

A

Q 0
B 0
L -1
S 0

Physics - A Level (9 decks)

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