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WorksheetsCh. 20 - Nuclear Reactions
Total questions: 104
Worksheet time: 3hrs 33mins
Name
Class
Date
1.
Takes two small nuclei and combines them into a larger nucleus
a)
fission
b)
fusion
2.
The splitting of a nucleus into smaller nuclei is
a)
fusion
b)
fission
c)
half-life
d)
gamma radiation
3.
How do nuclear power-plants work?
a)
Fusion
b)
Half-life
c)
Fission
d)
Fusion or fission
4.
This is an example of...
a)
Fission reaction
b)
Fusion reaction
c)
Decomposition reaction
d)
Decay
5.
Where does fusion occur naturally?
a)
Underwater
b)
All around us
c)
In the radioactive waste
d)
On the sun
6.
Which atoms combine together during fusion reaction on the sun?
a)
Helium and Hydrogen atoms
b)
Hydrogen atoms
c)
Hydrogen and Lithium atoms
d)
Hydrogen and Carbon atoms
7.
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
8.
_________ happens naturally due to an unstable nucleus.
a)
fission
b)
fusion
c)
radioactive decay
d)
K-capture
9.
Very high temperature and pressure is required for:
a)
Fission
b)
Fusion
c)
Radioactive Decay
10.
One disadvantage of nuclear energy is ___.
a)
it is a fossil fuel
b)
it leaves behind radioactive waste
c)
it emits large amounts of pollution into the atmosphere
d)
there are no disadvantages
11.
Requires temperatures of millions of degrees?
a)
Fission
b)
Fusion
12.
Nuclear fusion releases energy when:
a)
heavy ions fuse together
b)
very light nuclei fuse together
c)
uranium splits into two fragments
d)
uranium emits a neutron
13.
Complete the nuclear equation and determine the type of decay that is occurring in this reaction.
a)
alpha
b)
beta
c)
gamma
d)
none
14.
Alpha particles have a _____ charge.
a)
+2
b)
0
c)
+4
d)
-1
15.
Which type of radioactive decay is occurring in this equation?
a)
Alpha decay
b)
beta decay
c)
gamma decay
d)
positron emission
16.
In order of most to least penetrating radiation we have
a)
Alpha , Beta, Gamma
b)
Beta , Gamma , Alpha
c)
Gamma, Beta, Alpha
d)
Gamma, Alpha, Beta
17.
What were the two names of the atomic bomb bombs used in WW2
a)
Little Girl,Dragon breath
b)
Little boy,Fat man
c)
Big Women,Tiger
d)
Little boy,Fat Father
18.
Is radiation used to help people?
a)
True
b)
False
19.
Nuclear power uses ____ for fuel.
a)
steel
b)
coal
c)
uranium
d)
hydrogen
20.
The positive particles of an atom are
a)
electrons
b)
positrons
c)
neutrons
d)
protons
21.
the central region of an atom where its neutrons and protons are is its
a)
nucleus
b)
electron cloud
c)
core
d)
center
22.
The rate at which a radioactive element decays is its ____.
a)
quarter life
b)
whole life
c)
wonderful life
d)
half life
23.
Name the instrument used to detect radioactivity.
a)
voltmeter
b)
ohmeter
c)
seismograph
d)
geiger counter
24.
Name the type of radioactive particle that can be stopped by a sheet of paper.
a)
alpha
b)
beta
c)
gamma
d)
lambda
25.
Name the most penetrating type of radiation.
a)
alpha
b)
beta
c)
gamma
d)
lambda
26.
If the half life of a radioactive element is 100yrs, how long would it take for the radioactivity to reduce by one half?
a)
200yrs
b)
100yrs
c)
50yrs
d)
300yrs
27.
After the third half-life, how much of the sample is left?
a)
1/2
b)
1/3
c)
1/16
d)
1/8
28.
_______________ is the process by which unstable atoms emit radiation until they become stable.
a)
Radiation
b)
Chemical Reaction
c)
Radioactive Decay
d)
Isotopes
29.
The half life of a radioactive substance:
a)
increases with time
b)
increases then decreases with time
c)
decreases with time
d)
stays the same with time
30.
what's the half life of this substance?
a)
1 day
b)
2 days
c)
3 days
d)
4 days
31.
A helium nucleus with two protons and two neutrons is called a(n) ____ particle
a)
alpha
b)
beta
c)
gamma
d)
lambda
32.
The amount of material left after TWO half lives is ____ of the original amount.
a)
1/2
b)
1/4
c)
1/8
d)
1/16
33.
How many protons does this isotope of titanium have?
a)
48
b)
22
c)
26
d)
70
34.
How many neutrons does the isotope of lithium have?
a)
8
b)
3
c)
4
d)
5
35.
In a correctly written symbol what would be located in the "A" position?
a)
number of neutrons
b)
atomic number
c)
number of electrons
d)
mass number
36.
What quantities vary between isotopes of an element?
a)
protons, electrons, and atomic mass
b)
protons, electrons, and atomic number
c)
neutrons and electrons
d)
neutrons and atomic mass
37.
a)
A
b)
B
c)
C
d)
D
38.
Where does radioactivity have application in our lives?
a)
Medicine
b)
Energy (electricity)
c)
Agriculture
d)
All of the above
39.
Neutrons released in a fission reaction can strike other nuclei and cause a
a)
meltdown
b)
take down
c)
break down
d)
chain reaction
40.
Both a fusion reaction and a fission reaction produce
a)
heat (energy)
b)
light
c)
sound
d)
magnetism
41.
What is an advantage of nuclear energy?
a)
radioactive waste
b)
no air pollution
c)
we will never run out
d)
it is the safest way to make energy
42.
Chernobyl, Three Mile Island and Fukushima were all places where:
a)
nuclear accidents occured
b)
successful coal mining occurs
c)
carbon emissions are bad
d)
nuclear plants are operating
43.
What movie are these puppies from?
a)
Lady and The Tramp
b)
Bambi
c)
Jungle Book
d)
101 Dalmations
44.
What is the princesses name?
a)
Ariel
b)
Rapunzel
c)
Jasmine
d)
Belle
45.
Who is the character wearing the hat?
a)
Alice
b)
The Mad Hatter
c)
Cheshire Cat
d)
2 of hearts
46.
Who is Bambi's best friend in the picture?
a)
Bambi
b)
Flower
c)
Owl
d)
Thumper
47.
What movie is this picture from?
a)
Finding Nemo
b)
Finding Math
c)
Finding Dory
d)
Finding Mrs. Nagy
48.
In what year was Dumbo made?
a)
2016
b)
1990
c)
1952
d)
1941
49.
Who is this character that starred in Aladdin?
a)
Abu
b)
Jafar
c)
Genie
d)
Aladdin
50.
What is the monkey's name in The Lion King?
a)
Rafiki
b)
Mufasa
c)
Zazu
d)
Simba
51.
What is the dog's name?
a)
Goofy
b)
Donald
c)
Pluto
d)
Minnie
52.
What is the snowman's name?
a)
Frosty
b)
Sven
c)
Olaf
d)
Hans
53.
Who is Pinocchio's conscience?
a)
Cleo
b)
Geppetto
c)
Jiminy Cricket
d)
Figaro
54.
Who is tigger's friend that is a donkey?
a)
Piglet
b)
Eeyore
c)
Roo
d)
Winnie the Pooh
55.
What is NOT a characteristic of gamma radiation?
a)
Most dangerous type of radiation
b)
High energy, high penetration
c)
stopped by thin metal
d)
Stopped by several feet of concrete or several inches of lead
56.
What is NOT a characteristic of an alpha particle?
a)
A negatively charged electron
b)
Stopped by paper
c)
A positively charged particle
d)
Low penetration
57.
What is NOT a characteristic of a Beta particle?
a)
Stopped by thin metal
b)
The most dangerous type of radiation
c)
High speed, High energy electrons or positrons
d)
can penetrate skin
58.
When a nucleus undergoes nuclear decay by gamma rays, the atomic number of the element....
a)
remains the same
b)
decreases by one.
c)
increases by one.
d)
increases by two.
59.
Radioactive materials have unstable...
a)
electrons
b)
protons
c)
nuclei
d)
neutrons
60.
Which particles make up the nucleus of an atom?
a)
protons and neutrons
b)
electrons and protons
c)
electrons, protons, and neutrons
d)
electrons and neutrons
61.
This particle determines what element you have - the elements identity.
a)
electron
b)
proton
c)
neutron
d)
valence shell
62.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
63.
An element with a mass number of 11 and an atomic number of 5 has how many neutrons?
a)
11
b)
5
c)
6
d)
16
64.
An isotope of an element has the same number of _________, but a different number of _________.
a)
Protons, electrons
b)
Protons, neutrons
c)
Electrons, neutrons
d)
Neutrons, protons
65.
Name the instrument used to detect radioactivity.
a)
voltmeter
b)
ohmeter
c)
seismograph
d)
geiger counter
66.
What particle is released when an unstable isotope undergoes alpha radiation?
a)
a helium nucleus
b)
an electron
c)
a photon of light
d)
a neutron
67.
What type of radioactive decay is shown here?
a)
Alpha decay
b)
Beta decay
c)
Gamma decay
68.
Solve this equation for alpha decay.
85209At = ___ + 24He
85209At = ___ + 24He
a)
83205Bi
b)
86209Rn
c)
81207Tl
d)
85208At
69.
Solve this equation for alpha decay.
85209At = ___ + 24He
85209At = ___ + 24He
a)
83205Bi
b)
86209Rn
c)
81207Tl
d)
85208At
70.
Balance the following equation:
146C --> 0-1e + ________
146C --> 0-1e + ________
a)
145B
b)
146C
c)
147N
d)
42He
71.
Solve this equation for beta decay.
614C = ___ + -10e
614C = ___ + -10e
a)
410Be
b)
714N
c)
210He
d)
613C
72.
The diagram shows the path of radioactive rays, S and T. Which of the following shows the type of ray S and ray T?
a)
ray S= alpha. ray T=beta
b)
ray S= alpha ray T=gamma
c)
ray S= beta. ray T=gamma
d)
ray S= gamma. ray T= beta
73.
Solve this equation for beta decay.
614C = ___ + -10e
a)
410Be
b)
714N
c)
210He
d)
613C
74.
Has the symbol
a)
Alpha
b)
Beta
c)
Gamma
75.
Has the symbol
a)
Alpha
b)
Beta
c)
Gamma
76.
Has the symbol
a)
Alpha
b)
Beta
c)
Gamma
77.
This individual won the 1911 Nobel Peace Prize for Chemistry.
a)
Marie Curie
b)
Antoine Henri Becquerel
c)
Pierre Curie
78.
What was one of the draw backs of Marie Curie's work?
a)
She missed out on valuable family time
b)
She died from leukemia caused by her long term exposure to radiation
c)
She was limited in diet and wasn't able to eat chicken
79.
The nucleus is held together by the ___________________________force.
a)
The Strong Nuclear Force
b)
The Weak Nuclear Force
c)
Electromagnetism
d)
Gravity
80.
For a radioactive substance, half-life is determined by the _________________.
a)
decay rate
b)
atomic number
c)
atomic number
81.
______ is used to determine the age of once-living artifacts.
a)
iodine-131
b)
phosphorus-32
c)
carbon-14
d)
americium-241
82.
What does the neutron-to-proton ratio have to be for less massive elements to be stable?
a)
1:1
b)
3:2
c)
2:3
d)
1:2
83.
What does the neutron-to-proton ratio have to be for more massive elements to be stable?
a)
1:1
b)
3:2
c)
2:3
d)
1:2
84.
Who plays Iron man in the film?
a)
Robert Downey Jr
b)
Jeff Bridges
c)
Clark Gregg
d)
Jon Favreau
85.
Who is this?
a)
Doctor Doom
b)
Ultron Osborn
c)
Loki
d)
Norman
86.
How did Spiderman get his powers?
a)
A bite of a irradiated mouse
b)
A bite of a irradiated spider
c)
A bite of a irradiated bat
d)
Fell into a toxic waste bin
87.
Who is murdered in The Amazing Spider-Man?
a)
Who cares we all die some day
b)
Gwen Stacy
c)
Dr. Curt Connors
d)
Uncle Ben
88.
What makes Bruce Banner become Hulk?
a)
He eats a banana
b)
He gets mad
c)
Classified
d)
Someone insults him
89.
Whats the title of the new 2018 Avengers film?
a)
Avengers : Infinity war
b)
There isn't one
c)
Avengers : Break Out
d)
Avengers : Undecided
90.
What is the quote on Thor's Hammer
a)
You like my hamma?!
b)
Whosoever holds this hammer, if he be worthy, shall possess the power of Thor.
c)
If you cant pick this up stop being lazy and go to the gym!
d)
He who holds me, if he be worthy, he will lift me.
91.
Where is Black Panther from?
a)
Azgard
b)
Atlanta
c)
Wakonda
d)
Ivory Coast
92.
Who is this?
a)
Wasp
b)
Bee
c)
Hornet
d)
Fly
93.
Which Avenger also led the Thunderbolts?
a)
Bullseye
b)
Hawkeye
c)
Eagle eye
d)
Arrow
94.
How did Thanos obtain his gauntlet?
a)
He already had it
b)
He had it forged for him
c)
He stole it from Iron Man
d)
He found it
95.
What is the Hulk's real name?
a)
Bruce Banner
b)
Banner Bruce
c)
Brian Banner
d)
David Banner
96.
What is Tony Stark's mother's name?
a)
Malia Stark
b)
Lillina Stark
c)
Maria Stark
d)
Marry Stark
97.
What caused Steve to be muscular?
a)
Running
b)
Climbing
c)
Project S.S.S.
d)
Project Manhatten
98.
What is the Black Widow's real name?
a)
Natalia Alnaova
b)
Natasha Romanoff
c)
Natalia Ru shaman
99.
What is Hawkeye's brothers name?
a)
David
b)
Derek
c)
Barney
d)
Bear
100.
Who is this character?
a)
Ant Man
b)
Captain America
c)
Star Lord
d)
Spiderman
101.
Who is this character?
a)
Gamemaster
b)
Captain America
c)
Thanos
d)
The Collector
102.
Who is this character?
a)
Groot
b)
Rocket Racoon
c)
Peter Quill
d)
Gamora
103.
Who is this character?
a)
Thor
b)
Hulk
c)
Groot
d)
Loki
104.
Who is this character?
a)
Falcon
b)
War Machine
c)
Winter Soldier
d)
Loki
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