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NUCLEAR & PARTICLES PHYSICS

Total questions: 30

Worksheet time: 23mins

Name
Class
Date
1.

What is a beta particle made of?

a)

One proton

b)

A helium particle

c)

One electron

d)

One proton and one neutron

2.

Which of these processes describes a nuclear fusion reaction?

a)

A nucleus absorbs energy to produce lighter nuclei.

b)

A nucleus splits to produce energy and lighter nuclei

c)

Two nuclei bind together to produce energy and heavier nuclei.

d)

Two nuclei bind together to produce energy and a lighter nuclei.

3.

Of the main types of radiation emitted from naturally radioactive isotopes, which is the hardest to block?

a)

Alpha deca

b)

Gamma Decay

c)

Beta decay

d)

They are all blocked using the same method

4.
What is emitted during Beta Radiation?
a)
A high-energy Electron.
b)
Protons.
c)
Neutrons.
d)
Nuclei
5.
TRUE or FALSE: gamma changes the atomic number.
a)
True
b)
False
6.
What is emitted during Alpha Radiation?
a)
A helium nuclei.
b)
A helium atom
c)
Gamma Rays.
d)
Positrons
7.
What is radioactive decay?
a)
The spontaneous breakdown of an atomic nucleus resulting in only energy release
b)
The spontaneous breakdown of an atomic nucleus resulting in only matter release
c)
The spontaneous breakdown of an atomic nucleus resulting in a release of energy and matter
d)
The decay of the use of radios and the increased use of televisions.
8.
Which type of nuclear radiation is being emitted here?
a)
Alpha
b)
beta
c)
gamma 
d)
none
9.
When does radioactive decay occur?
a)
When the nucleus of an isotope is unstable
b)
When the nucleus of an isotope is stable
c)
When the electrons of an isotope are spinning
d)
When the electrons of an isotope are shared with another isotope
10.
Isotopes of the same element have different ____________. 
a)
 numbers of protons  
b)
numbers of electrons
c)
 symbols 
d)
numbers of neutrons
11.
This is an example of...
a)
Fission  reaction
b)
Fusion reaction
c)
Decomposition reaction
d)
Decay
12.
Complete the nuclear equation and determine the type of decay that is occurring in this reaction. 
a)
alpha
b)
beta
c)
gamma
d)
none
13.

How many protons does gold atom have?

a)

197

b)

79

c)

118

d)

276

14.
What is the mass of an alpha particle?
a)
1
b)
2
c)
3
d)
4
15.
What is the definition of an isotope?
a)
An atom with different electron number to proton number
b)
An atom with different proton number from neutron number
c)
An atom with different number of protons from the periodic table
d)
An atom with a different number of neutrons from the periodic table
16.

Neutrons ......

a)

has positive electric charge with equal magnitude to that of an electron.

b)

has no net electric charge.

c)

has negative electric charge.

d)

orbiting the nucleus.

17.

What kind of force holds the nucleus together?

a)

Strong Nuclear Force

b)

Weak Nuclear Force

c)

Gravitational Force

d)

Electromagnetic Force

18.

What is the number of neutrons in Cesium?

a)

55 neutrons

b)

76 neutrons

c)

84 neutrons

d)

106 neutrons

e)

139 neutrons

19.

The atomic number of a given element is

equivalent to which of the following?

a)

Proton number in the nucleus

b)

Neutron number in the nucleus

c)

Sum of the protons and neutrons in the

nucleus

d)

Sum of the protons, neutrons and electrons

20.

If there are 146 neutrons in 238U, how many neutrons

are found in the nucleus of 235U?

a)

141

b)

143

c)

145

d)

147

21.

How many different types of quarks are there?

a)

6

b)

5

c)

4

d)

3

22.

Baryons are

a)

a type of hadron that is made of three quarks.

b)

a type of meson that is made of two quarks.

c)

a type of lepton like the electron and muon

d)

atoms.

23.

What combination of quarks make up a proton?

a)

up, up, down

b)

down, down, up

c)

top, top, bottom

d)

strange, top, up

24.

What combination of quarks makes up a neutron?

a)

up, up, down

b)

down, down, up

c)

top, top, bottom

d)

strange, charm, top

25.

Name the different type of quarks:

a)

up, down, bottom, top, strange, charm

b)

up, down, left, right, side to side

c)

north, south, east, west, up, down

d)

electron, muon, tao, electron-neutrino, muon-neutrino, tao-neutrino

26.

What exchange particle is responsible for giving fundamental particles mass?

a)

photon

b)

gluon

c)

Z-Boson

d)

Higgs Boson

27.

What is the strong force carrier particle called?

a)

photon

b)

gluon

c)

higgs

d)

Z-boson

28.

What happens when a particle meets its anti-particle?

a)

annihilation of both particles

b)

They combined to form a quark

c)

They combined and form matter.

d)

The repel and move away.

29.

What exchange particle is responsible for the electromagnetic interactions?

a)

W-boson

b)

Z-boson

c)

higgs

d)

photon

30.

What exchange particle is responsible for decays? It is the reason the sun shines.

a)

W-boson

b)

photon

c)

higgs

d)

gluon

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