1
Q
What is the charge of a strange quark?
A
-1/3
2
Q
What is the strangeness of a particle containing a strange quark?
A
-1
3
Q
What is the strangeness of a particle containing one strange anti-quark?
A
1
4
Q
In which interaction does strangeness need to be conserved?
A
The strong interaction
5
Q
In what interaction does strangeness not need to be conserved?
A
The weak interaction.
6
Q
What is the quark composition of a neutron with strangeness -1
A
uds
7
Q
What is the quark composition of K-?
A
up quark, anti- strange quark
8
Q
What is the quark composition of K+?
A
anti-up quark, strange quark
9
Q
What is the quark composition of K0?
A
Either anti-down quark, strange quark or down quark, anti-strange quark
Particle Physics
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