Quarks & leptons

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

Tags

NGSS.HS-PS4-3

•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

Tags

NGSS.HS-PS1-8

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