The K−K^-K− meson, composed of the quark combination suˉs\bar{u}suˉ, undergoes a strong interaction with a proton to produce a K0 K^0\,K0 meson and an unknown baryon X\text{X}X:
K−+p→K0+X K^- + \text{p} \rightarrow K^0 + \text{X} K−+p→K0+XWhat is the quark composition of X\text{X}X?
dssdssdss
udsudsuds
ussussuss
uusuusuus
50 exam-style questions on AQA A Level Physics Particles, covering Constituents of the atom, Stable and unstable nuclei, Particles, antiparticles and photons, Particle interactions, Classification of particles, Quarks and antiquarks, and Applications of conservation laws. Each one has a worked solution and a mark scheme showing where the marks go.