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WorksheetsQuarks
Total questions: 15
Worksheet time: 11mins
What do we call a particle that is not made up of any smaller particles?
• Atomic particle
•Minimum particle
•Original particle
•Elementary particle
•Base particle
•Light is made up of what type of elementary particles?
•Quarks
•Leptons
• Photons
• Gluons
•All of the above
•What type of elementary particles are electrons?
•Quarks
•Leptons
• Photons
Bosons
•What elementary particles are the building blocks for protons and neutrons?
•Quarks
• Leptons
• Photons
• Gluons
•How many quarks make up a proton?
0
1
2
3
4
•What particle is made up of two 'down' quarks and one 'up' quark?
•Atom
• Electron
• Neutron
• Proton
• Tachyon
What are fermions?
Elements with ferrous metallic properties
Fundamental particles of matter
Hard subatomic solids
Groups of particles with the same charge or mass
What are bosons?
Elementary crew members on merchant vessels
A term in particle physics used to describe matter
Subatomic particles that carry forces
An electron switch used in nano-circuits
Which of the following sentences about antimatter is NOT true:
Antimatter is normal matter with an opposite charge
Antimatter is only produced in particle accelerators
Antimatter annihilates matter
Equal amounts of antimatter and matter were created during the Big Bang
Often seen with the up quark, its partner in the "first generation of matter", the down quark is slightly heavier and just as fun. In terms of e (the charge of a proton), what is the electric charge of a down quark?
+2/3 e
-e
+e
-1/3 e
Which of the following is not true?
Each meson consists of a single quark and a single antiquark.
Each baryon consists of three quarks.
The magnitude of the charge on every quark is ⅓
A particle consisting of a single quark has not been observed.
What is the quark structure for antiprotons?
u̅d̅
d̅d̅s̅
d̅d̅u̅
u̅u̅d̅
An iodine nucleus decays into a nucleus of Xe−131, a beta-minus particle and particle Y.
Which is a property of particle Y?
It has a lepton number of +1
It is an antiparticle
It is negatively charged
It experiences the strong interaction
What of the following is a hadron of zero charge?
neutrino
photon
proton
neutron
What are the numbers of hadrons, baryons and mesons in an atom of 73Li?
hadrons: 7
baryons: 3
mesons: 3
hadrons: 7
baryons: 4
mesons: 4
hadrons: 7
baryons: 7
mesons: 0
hadrons: 10
baryons: 7
mesons: 0
