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Term 4 Final Exam
Test Description: Final exam, Nuclear chemistry
Instructions: Answer all questions to get your test result.
1) Energy in a nuclear bomb is released via a series of processes. Which of the following best describes the process that takes place when a bomb involving the fission of plutonium–239 is detonated?
A
Energy is released via exothermic chemical reactions, in which chemical bonds are broken and energy given off.
B
Energy is released when smaller nuclei unite to form larger ones in the fission process.
C
Energy is released when large atoms of plutonium break into smaller fragments, releasing energy and neutrons.
D
Energy is released when chemical bonds are broken and that energy splits nuclei in the plutonium atoms
2) The biggest difference between a light water nuclear reactor and a coal fire nuclear reactor is....?
A
The source of fuel
B
The Color of the fire produced
C
The number of workers at the plant?
D
The location which the reactors could be located
3) What could be used to shield humans from gamma radiation?
A
Aluminum
B
Paper
C
Lead
D
Skin
4) What is the symbol of an Beta Particle?
A
H
B
α
C
42He
D
β-
5) What could be used to shield humans from Beta particles?
A
Skin
B
Paper
C
Lead
D
Aluminum
6) One nuclear fuel pellet has about as much energy as ....?
A
1 ton of wood
B
1 million dollars
C
1 ton of coal
D
1 ton of natuarl gas
7) In the Chernobyl exclusion zone biologists have discovered a large amout of abnormalities in barn swallow tail feathers. What could be a cause of this mutation?
A
Exposure to high amounts of radiation.
B
Isolation from hydrocarbon emissions
C
Evolution to cope with cold Ukranian winters
D
Isolation from human influence.
8) If Uranium undergoes an Alpha decay what other daughter particle will be formed besides an alpha particle?
A
Thorium
B
Radon
C
Plutonium
D
Radium
9) The ground state of an electron is defined as______?
A
The weight of an individual electron
B
The lowest energy state of an electron
C
The energy state an electron has when it's underground
D
The lowest energy state of potential energy.
10) When an electron falls from a higher energy level to a lower energy level, how is the energy released?
A
Photon of energy
B
Quantum of solace
C
Drop of water
D
Joule of energy
11) Why did humans evolve bitter taste buds?
A
To detect foods that are high in energy.
B
To replenish a molecule that is released in sweat an urine.
C
To warn them against poisinous substances.
D
To tell them when something tastes bad.
12) Which taste was most recently discovered to have it's own taste buds?
A
Umami
B
Sourness
C
Sweetness
D
Bitter
13) Fat Man was the name of the bomb dropped on Nagasaki Japan, what was the name of the bomb dropped on Hiroshima
A
Bomb Number 1
B
Lil' John
C
Little Boy
D
Deathstrike
14) What are some of the biological effects of nuclear radiation exposure?
A
It will cause rapid cell growth, and facilitate transformations into a large green rage monster.
B
It will usually accelerate growth of white blood cells.
C
Nothing, radiation does not affect biological animals
D
DNA gets wrecked, cells no longer function correctly.
15) What types of bombs were the bombs dropped on Japan during WWII?
A
C-4
B
Nuclear Combination
C
Nuclear Fussion
D
Nuclear Fission
*select an answer for all questions
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