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Particle Physics Vocabulary

Total questions: 60

Worksheet time: 15hrs 0mins

Name
Class
Date
1.

Particles made of quarks are called

a)

Hadrons

b)

Leptons

c)

Dark Matter

d)

Gluons

2.

These are particles that have an odd number of quarks

a)

Mesons

b)

Baryons

c)

Leptons

d)

Gluons

3.

These are particles that have an even number of quarks

a)

Mesons

b)

Baryons

c)

Leptons

d)

Gluons

4.

Particles with a half-integer spin are called...

a)

Fermions

b)

Bosons

c)

Gluons

d)

Leptons

5.

Particles with an integer spin are called...

a)

Fermions

b)

Bosons

c)

Gluons

d)

Leptons

6.

These particles carry the strong force

a)

Gluons

b)

Photons

c)

W bosons

d)

Z bosons

7.

These particles carry the weak force

a)

Gluons

b)

Photons

c)

W bosons

d)

Z bosons

8.

These particles carry the electromagnetic force

a)

Gluons

b)

Photons

c)

W bosons

d)

Z bosons

9.

What is the spin of gluons?

a)

0

b)

1/2

c)

1

d)

3/2

10.

True, False or Unknown: Most of the mass in a proton comes from the Higgs Field

a)

True

b)

False

c)

Unknown

11.

Baryons have ____________ quarks

a)

an odd number of

b)

an even number of

c)

no

d)

a prime number of

12.

Mesons have ____________ quarks

a)

an odd number of

b)

an even number of

c)

no

d)

a prime number of

13.

What is the electromagnetic charge of a neutrino?

a)

0

b)

1/2

c)

1

d)

3/2

14.

What is the electromagnetic charge of a proton?

a)

0

b)

1/2

c)

1

d)

3/2

15.

What is the electromagnetic charge of a neutron?

a)

0

b)

1/2

c)

1

d)

3/2

16.

What is the electromagnetic charge of an electron?

a)

0

b)

1/2

c)

-1

d)

-1/2

17.

What is the electromagnetic charge of a positron?

a)

1

b)

1/2

c)

-1

d)

-1/2

18.

Antimatter is just like regular matter except it has...

a)

opposite charge

b)

negative mass

c)

inverted weak interactions

d)

supersymmetry

19.

What is the spin of leptons?

a)

0

b)

1/2

c)

1

d)

3/2

20.

Elementary, spin 1/2 particles that do not feel the strong force are called...

a)

Bosons

b)

Fermions

c)

Leptons

d)

Hardons

21.

Which of the following are examples of leptons?

a)

Electrons

b)

Neutrinos

c)

Protons

d)

Positrons

22.

These particles have a mass that is currently too small to measure accurately, but we know it's not zero:

a)

Neutrinos

b)

Protons

c)

Photons

d)

Electrons

23.

Leptons are a type of...

a)

Fermion

b)

Boson

c)

Meson

d)

Baryon

24.

The Pauli Exclusion Principle states that no two ____________ can share the same quantum state at the same time

a)

Fermions

b)

Bosons

c)

Gluons

d)

Photons

25.

All known force-carrying particles are...

a)

Massive

b)

Bosons

c)

Fermions

d)

Hadrons

26.

A fermion that is its own antiparticle is known as a/an __________________ particle.

a)

Dirac

b)

Majorana

c)

Pauli

d)

Einstein

27.

A fermion that is NOT its own antiparticle is known as a/an __________________ particle.

a)

Dirac

b)

Majorana

c)

Pauli

d)

Einstein

28.

True, False or Unknown: Neutrinos are Dirac particles

a)

True

b)

False

c)

Unknown

29.

This field is a scalar field

a)

Higgs

b)

Electromagnetic

c)

Gravity

d)

Strong

30.

This force is NOT part of the Standard Model

a)

Strong

b)

Weak

c)

Electromagnetic

d)

Gravity

31.

What causes the Casimir Effect?

a)

Pressure from virtual particles

b)

Particles exceeding the (local) speed of light

c)

One half of a virtual particle pair falling into a black hole

d)

Black-body radiation

32.

What causes Cherenkov radiation?

a)

Pressure from virtual particles

b)

Particles exceeding the (local) speed of light

c)

One half of a virtual particle pair falling into a black hole

d)

Black-body radiation

33.

What causes Hawking radiation?

a)

Pressure from virtual particles

b)

Particles exceeding the (local) speed of light

c)

One half of a virtual particle pair falling into a black hole

d)

Black-body radiation

34.

The _____________ is a heavier cousin of the electron.

a)

Muon

b)

Lepton

c)

Positron

d)

Megatron

35.

Particles are really...

a)

Fluctuations of a quantum field

b)

Little billiard balls

c)

Little planets and suns in tiny solar systems

d)

Dimensionless points in space

36.

What happens when a particle meets its antiparticle?

a)

They cancel out, leaving nothing behind

b)

They are both turned into pure energy

c)

They attract each other and form an atom

d)

They repel each other

37.

______________ particles are really electrons that have been released from atoms as radiation

a)

Alpha

b)

Beta

c)

Gamma

d)

Delta

38.

Two atoms are __________________ if they have the same number of protons, but a different number of neutrons.

a)

Isotopes

b)

Ions

c)

Partners

d)

Antiparticles

39.

____________________ are atoms that with an electron number that is different from their proton number, giving them a nonzero electromagnetic charge.

a)

Isotopes

b)

Ions

c)

Isobars

d)

Isomers

40.

True, False or Unknown: Protons eventually decay into simpler particles.

a)

True

b)

False

c)

Unknown

41.

What is the electromagnetic charge of an up quark?

a)

0

b)

1/3

c)

2/3

d)

-1/3

e)

-2/3

42.

What is the electromagnetic charge of a down quark?

a)

0

b)

1/3

c)

2/3

d)

-1/3

e)

-2/3

43.

This particle consists of two up quarks and one down quark

a)

Proton

b)

Neutron

c)

Electron

d)

Neutrino

44.

This particle consists of one up quark and two down quarks

a)

Proton

b)

Neutron

c)

Electron

d)

Neutrino

45.

Which of the following is NOT a type of quark?

a)

Down

b)

Charm

c)

Strange

d)

Weird

e)

Bottom

46.

This particle consists of one up quark and one down quark

a)

Pion

b)

Rho Meson

c)

Positron

d)

Axion

47.

What does the "P" stand for in CPT Symmetry?

a)

Probability

b)

Parity

c)

Proton

d)

Positive

48.

____________________ explains why magnetic monopoles haven't been observed

a)

Inflation Theory

b)

String Theory

c)

The Standard Model

d)

Supersymmetry

49.

True, False or Unknown: Nothing in space can go faster than the speed of light in a vacuum, but space itself can expand faster than light

a)

True

b)

False

c)

Unknown

50.

Virtual particles appear and disappear quickly because...

a)

they are always created in particle-antiparticle pairs

b)

they get absorbed by real particles

c)

their energy evaporates back into space

d)

they are unstable and quickly decay into other particles

51.
In the standard model, the particle considered to be an elementary particle is a(n)
a)
proton
b)
neutron
c)
electron
d)
alpha particle
52.
The word "atom" means what?
a)
"indivisible"
b)
"Adam"
c)
"extremely small"
d)
"indestructible"
53.
Almost all of the mass of an atom is found in what part?
a)
The electron cloud
b)
The nucleus
c)
The protons
d)
The charge
54.

Electrons in an atom can exist in various energy states called...

a)

excitations

b)

orbitals

c)

ions

d)

isotopes

55.

In theory, gravitons should have a spin of...

a)

1

b)

2

c)

1/2

d)

-1/2

56.

Leptons do not feel the ________ force.

a)

Strong

b)

Weak

c)

Electromagnetic

d)

Gravitic

57.

All particles feel the ________ force.

a)

Strong

b)

Weak

c)

Electromagnetic

d)

Gravitic

58.

______________ particles are bound protons and neutrons that have been released from atoms as radiation

a)

Alpha

b)

Beta

c)

Gamma

d)

Delta

59.

True or False: Beta decay turns atoms of one element into atoms of a different element

a)

True

b)

False

60.

Fusing elements lighter than ______ creates energy.

a)

Iron

b)

Potassium

c)

Silicon

d)

Uranium

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