Statistics for Particles Physics Multiple-Choice Quiz

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Question	Answer	% Correct
Which term refers to a collision between a particle and its antiparticle?	Annihilation	73%
Which of these is a lepton?	Neutrino	73%
Which of the following forces has W bosons as its exchange particle?	Weak	73%
What type of particle is a kaon?	Meson	68%
Which term refers to the formation of equal amounts of matter and antimatter when energy is converted into mass?	Pair production	67%
Which of these is NOT a fundamental particle?	Pion	67%
Which of these is a baryon?	Neutron	66%
What is the quark composition of the most stable baryon?	uud	54%
What is the quark composition of a positive pion?	Up, anti-down	47%
At distances less than which value is the strong force between nucleons repulsive?	0.5 fm	37%
What is the specific charge of a nucleus with 76 neutrons and 52 protons?	3.9*10^7 C/kg	35%
What happens when you attempt to separate a quark from a proton?	The energy supplied is converted into a quark-antiquark pair.	35%
Which interaction is responsible for changing a quark's character?	Weak	35%
Which combination of particles are formed as a result of beta-minus decay?	Proton, electron and electron antineutrino	31%
What is the quark composition of a kaon minus?	Up, anti-strange	29%