Particle physics

Particle physics

11th - 12th Grade

30 Qs

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Particle physics

Particle physics

Assessment

Quiz

Physics

11th - 12th Grade

Medium

Created by

Marianne Gallagher

Used 5+ times

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the standard model, the particle considered to be an elementary particle is a(n)

proton
neutron
electron
alpha particle

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

These are light, elementary particles that are not made up of quarks.

Gluons

Electrons

Leptons

Baryon

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

These are the category of hadrons that contain three quarks. This distinguishes them from mesons, which contain two (1 quark and 1 antiquark).

Gluons

Electrons

Leptons

Baryons

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

There are three families of leptons;

electron, muon, and pi.

electron, muon, and tau.

electron, pi and tau.

electron, pi and neutrino.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Protons and neutrons are thought to consist of smaller particles called quarks.


The ‘up’ quark has a charge of +(2/3)e

the ‘down’ quark has a charge of –(1/3) e,

where e is the elementary charge (+1.6 x 10–19C).


How many up quarks and down quarks must a proton contain?

0 up quark, 3 down quarks

1 up quark, 1 down quark

1 up quark, 2 down quarks

2 up quarks, 1 down quark

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which quarks form a neutron?

up, up, down

down, down, down

up, up, up

up, down, down

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are protons in particle accelerated to close to the speed of light in particle accelerators?

To conserve momentum

To create mini black holes

So extra energy is available to create new mass

Because time slows down close to the speed of light

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