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