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Binding Energy Elements

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

As the binding energy of a nucleus increases, the

energy required to separate the nucleus into

nucleons _____.

a)

decreases

b)

increases

c)

stays the same

d)

becomes negative to positive

2.

Which graph best represents the relationship

between energy and mass when matter is converted

into energy?

a)

A

b)

B

c)

C

d)

D

3.

Mass defect is

a)

∑mnucleons – mnucleus

b)

∑mnucleons – matoms

c)

∑mnucleus – mnucleons

d)

∑matoms – mnucleons

4.

Number of neutrons can be found by

a)

mass number - protons

b)

mass number minues neutrons

c)

mass number minus electrons

d)

mass number plus protons

5.

The energy of the mass defect is equivalent to

a)

Binding Energy

b)

Binding Energy per Nucleon

c)

Energy decay

d)

Mass of the decay

6.

Binding Energy is present in ...

a)

the nucleus

b)

in the electrons

c)

nucleus and electrons

d)

neutrons

7.

Binding Energy is

a)

Mass defect * c2

b)

BE/A * c2

c)

BE/A

d)

Mass defect / A

8.

Binding energy is

a)

to completely separate nucleons

b)

to completely separate neutrons

c)

to completely join the nucleons

d)

to completely join the neutrons

9.

These elements are most likely to undergo a fission reaction.

a)

Greater than A=20

b)

Greater than A=62

c)

Less than A=62

d)

Less than A=20

10.

_______ is when a large nucleus is split into smaller nuclei releasing large amounts of energy.

a)

fusion

b)

fission

c)

radioactive decay

d)

gamma radiation

11.

_______ is when two small nuclei collide and join together to form a larger nucleus releasing large amounts of energy.

a)

fission

b)

beta decay

c)

alpha decay

d)

fusion

12.
In nuclear fusion, smaller atoms are forced together to create larger atoms. Does this process release, absorb or maintain energy?
a)
Absorb energy
b)
Maintain energy
c)
Release energy
13.
Do all stars make energy through fusion?
a)
Yes
b)
No
c)
Just our sun
d)
Only large stars
14.

When hydrogen is "fused" together on the Sun, what new element is created?

a)

Helium

b)

Carbon Dioxide

c)

Oxygen

d)

Light

15.
An explosion that occurs at the end of a massive star’s life is a              
a)
black hole
b)
supernova
c)
white dwarf
d)
nebula
16.

The process of fusion happens in a star's

a)

Corona

b)

Convection Zone

c)

Radiative Zone

d)

Core

17.

The largest element that any "star" can create is.

a)

Helium

b)

Carbon

c)

Iron

d)

Uranium

18.

Any element larger than Iron on the periodic table is created by a/an

a)

Supernova

b)

Super Giant Star

c)

Main Sequence star

d)

Alchemists

19.

Fusion and fission are both able to create energy due to the fact that they -

a)

release mass.

b)

provide radiation.

c)

destroy nuclei.

d)

create particles.

20.

Nuclear fission occurs when a nucleus -

a)

gains mass and loses energy.

b)

transforms into two elements.

c)

splits and releases energy.

d)

loses mass and loses energy.

21.

The concept of mass defect and E=mc2 for nuclear reactions describes how -

a)

energy is created during any phase change.

b)

a small amount of mass can generate a lot of energy.

c)

energy in motion can not be easily controlled.

d)

mass and energy are destroyed at the same rate.

22.

Large amounts of energy from supernovae are need to make elements greater than Iron. Why do nuclei need to absorb a neutron before undergoing nuclear fission?

a)

Because nuclear fission rarely occurs spontaneously; absorbing a neutron makes the nucleus unstable, causing fission to occur.

b)

Because nuclei require an external force to split apart, provided by absorbing a neutron.

c)

Because neutrons are required to initiate the fission process by bombarding the nucleus.

d)

Because nuclei need to reach a critical mass before undergoing fission.

23.

In nuclear fission, the daughter nuclei are _______ stable than the parent nuclide.

a)

more

b)

less

c)

equally

d)

unpredictably

24.

The conversion of _______ into _______ results in the liberation of a lot of energy in a fission reaction.

a)

mass, energy

b)

energy, mass

c)

protons, neutrons

d)

neutrons, protons

25.
An example of an uncontrolled fission reaction is _______________
a)
Nuclear power plants
b)
Radio active decay
c)
Atomic Bomb
d)
On the surface of the sun
26.

Elements to the right of Iron will undergo

a)

Fusion to become more stable

b)

Fission to become more stable

27.

Elements to the left of Iron will undergo

a)

Fusion to become more stable

b)

Fission to become more stable

28.

The nuclear reaction
H12+H13 −> He24+n01H_1^2+H_1^3\ ->\ He_2^4+n_0^1  

is an example of

a)

nuclear fission

b)

radioactive decay

c)

nuclear fusion

d)

artificial transmutation

29.

Nuclear binding energy is

a)

the energy required to overcome the electrostatic force between the protons in the nucleus

b)

energy equivalent of the mass of the protons in the nucleus

c)

the energy equivalent of the mass of all the nucleons in the nucleus

d)

the energy equivalent of the difference between the total mass of the individual nucleons and their mass when they are contained in the nucleus

30.
Two nuclei with low masses are combined to form one nucleus of larger mass is called what?
a)
Nuclear fission
b)
Nuclear fussion
c)
Nuclear half-life
d)
Half-life
31.
This is an example of...
a)
Fission  reaction
b)
Fusion reaction
c)
Decomposition reaction
d)
Decay
32.
_________ happens naturally due to an unstable nucleus.
a)
fission
b)
fusion
c)
radioactive decay
d)
K-capture
33.

What type of protective clothing is recommended for medical professionals working with radiation-emitting devices?

a)

Protective suit

b)

Apron

c)

Hat

d)

Standard uniform

34.

What type of warning signs are used at the entrance of a radiation protection area in a health care facility?

a)

Biohazard sign

b)

High voltage sign

c)

Radioactive sign

d)

Infrared sign

35.

What is the most common form of ionizing radiation in a health care facility?

a)

Gamma

b)

Alpha

c)

X-Ray

d)

Beta

36.

As you go down stairs towards a basement, you are exposed to more radiation from _______

a)

rocks

b)

cosmic ray

c)

x-ray

d)

food

37.

As you go to higher altitude, you are exposed to more radiation from ________

a)

cosmic ray

b)

radon gas

c)

building material

d)

nuclear power station

38.

The example of artificial radiation

a)

x-ray

b)

building material

c)

cosmic ray

d)

food

39.

The example of natural radiation

a)

radon

b)

x-ray

c)

nuclear power station

d)

nuclear weapon test

40.

A small amount of radiation around us all the time because of radioactive materials in the environment is called _________

a)

background radiation

b)

natural radiation

c)

artificial radiation

d)

material radiation

41.

This radiation contribute the most to our body's exposure from radiation

a)

food

b)

radon gas

c)

rock

d)

medical source

42.

How many helium need to fuse together to create carbon in stars?

a)

2

b)

3

c)

4

d)

6

43.

How many helium need to fuse together to create oxygen in stars?

a)

8

b)

10

c)

5

d)

4

44.

How many hydrogens need to fuse together to create helium in stars?

a)

8

b)

10

c)

5

d)

4

45.

Which of the following is NOT one of the methods to decrease your radiation exposure from a source?

a)

Limit exposure time

b)

Increase distance

c)

Decrease distance

d)

Use shielding

46.

Stars glow because of the electromagnetic radiation that they emit. This energy is generated by nuclear fusion in the core of the star. Which best describes how energy is generated in a star?

a)

Bonds between helium atoms break, releasing energy.

b)

Bonds form between hydrogen atoms, releasing energy.

c)

Hydrogen atoms combine, forming helium atoms and releasing energy.

d)

Helium atoms split apart, forming hydrogen atoms and releasing energy.

47.

The three types of nuclear radiation in increasing order of low to high penetrating power are ____.  

a)

  alpha, beta, x-ray, gamma 

b)

X ray, beta, gamma, alpha

c)

alpha, x-ray, gamma, beta 

d)

X ray, gamma, beta, alpha

48.

What equation represents how to calculate binding energy?

a)

E=mc2

b)

l*w*h

c)

E2= C2+B2

d)

OG Mass - PT Mass

49.
In nuclear fusion, smaller atoms are forced together to create larger atoms. Does this process release, absorb or maintain energy?
a)
Absorb energy
b)
Maintain energy
c)
Release energy
50.

In oder to create atoms larger than Iron the process REQUIRES large amounts of energy. This energy comes from....

a)

planetary collisions

b)

black holes

c)

a star exploding

d)

nuclera fusion in the core of a star

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