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Lesson: Hadrons

In this lesson, we will learn how to identify which classes of hadron a given particle belongs to and what the properties of given hadrons are.

Worksheet • 10 Questions

Q1:

The diagram shows a hadron made up of a quark and an antiquark. What is the relative charge of the hadron?

Q2:

Which of the following is the correct definition of a hadron?

  • AA hadron is a composite particle that is made up of 2 or more quarks.
  • BA hadron is any particle that does not interact via the strong nuclear force.
  • CA hadron is a composite particle that is made up of 3 or more quarks.
  • DA hadron is a composite particle that is made up of 1 quark and 1 antiquark.
  • EA hadron is a composite particle that is made up of exactly 3 quarks.

Q3:

The diagram shows a hadron made up of three quarks. What is the relative charge of the hadron?

Q4:

Which of the following is the correct definition of a baryon?

  • AA baryon is a composite particle that is made up of exactly 3 quarks.
  • BA baryon is any particle that interacts via the strong nuclear force.
  • CA baryon is a composite particle that is made up of 2 or more quarks.
  • DA baryon is a composite particle that is made up of 1 quark and 1 antiquark.
  • EA baryon is a composite particle that is made up of 3 or more quarks.

Q5:

Which of the following is the correct definition of a meson?

  • AA meson is a composite particle that is made up of 1 quark and 1 antiquark.
  • BA meson is any particle that interacts via the strong nuclear force.
  • CA meson is a composite particle that is made up of 2 or more quarks.
  • DA meson is a composite particle that is made up of exactly 3 quarks.
  • EA meson is a composite particle that is made up of 3 or more quarks.

Q6:

The diagram shows a hadron made up of three quarks. What is the relative charge of the hadron?

Q7:

Which of the following is the correct definition of a hyperon?

  • AA hyperon is any baryon that contains 1 or more strange quarks, but no charm, bottom, or top quarks.
  • BA hyperon is any hadron that contains 1 or more strange, charm, bottom, or top quarks.
  • CA hyperon is any baryon that contains 2 or more strange quarks, but no charm, bottom, or top quarks.
  • DA hyperon is any baryon that contains 1 or more strange, charm, bottom, or top quarks.
  • EA hyperon is any baryon that contains 1 or more strange or charm quarks, but no bottom or top quarks.

Q8:

A 𝐷 + is a meson with the composition 𝑐 Μ„ 𝑑 . What is the relative charge of the 𝐷 + ?

Q9:

Which of the particles shown in the diagram are baryons? The quarks shown in the diagram are colored according to their electric charge.

  • Ab, d, e, and f
  • Ba, e, d, and f
  • Ca, b, c, and d
  • Da, c, e, and f
  • Ea, b, c, and f

Q10:

Which of the following particles are hadrons?

  • 𝜈 οŽ€
  • πœ† ( 𝑒 𝑑 𝑠 ) 
  • 𝑐
  • Μ„ 𝑑
  • πœ‹ ( 𝑒 Μ„ 𝑑 ) 
  • 𝑝 ( 𝑒 𝑒 𝑑 )
  • 𝑒 
  • A πœ†  , πœ‹  , and 𝑝
  • B πœ†  , Μ„ 𝑑 , and 𝑝
  • C Μ„ 𝑑 and 𝑒 
  • D 𝜈 οŽ€ , πœ†  , and 𝑐
  • E πœ‹  , 𝑐 , and 𝑒 
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