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P.3.2.1.5 Classification of particles

Authored by Lucas Reeman

Physics

11th - 12th Grade

NGSS covered

Used 1+ times

P.3.2.1.5 Classification of particles
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6 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The ∑0 baryon, composed of the quark combination uds, is produced through the strong interaction between a π+ meson and a neutron.


π+ + n → ∑0 + X


What is the quark composition of X?

us̅

ud

ud̅

uds̅

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

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

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Which line correctly classifies the particle shown?

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What of the following is a hadron of zero charge?

neutrino

photon

proton

neutron

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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.

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