Term
| fuel rods in a nuclear reactor are made of |
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Definition
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Term
| What is used as a coolant inside the nuclear reactor |
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Definition
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Term
| how does the nuclear plant create electricity? |
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Definition
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Term
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Definition
Emergency shutdown of a nuclear reactor
Stands for : Safety Control Rod Axe Man |
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Term
| What color of light has the most energy? |
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Definition
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Term
| What color of light has the least energy |
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Definition
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Term
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Definition
| an excited electron goes back to a ground state electron |
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Term
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Definition
picture taken using gamma radiation
- can be used to detect a defect in a weld |
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Term
| Speed of different frequencies |
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Definition
- same
- all frequencies and wavelengths travel at same speed
- gamma rays radio waves - same speed
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Term
| how do the energy of different frequencies compare? |
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Definition
higher frequency -> more energy
gamma rays - most energy
radio waves - least energy |
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Term
| relationship between frequency and wavelength |
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Definition
inverse
higher frequency - shorter wavelength (gamma)
lower frequency - longer wavelength (radio) |
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Term
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Definition
| amount of time it takes for a radioactive sample to decrease by half |
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Term
| Heisenberg's Uncertainty principle |
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Definition
| can never know the location and momentum of an electron |
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Term
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Definition
developed mathematical equation to predict most probably position of an electron
- describes these probable positions as an electron cloud |
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Term
protons and neutrons can be broken down further into particles called
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Definition
leptons (lighter weight)
and
hadrons (heavier)
both are unstable - exist only in nuclear reactions |
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Term
| after one half-life has gone by |
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Definition
| 50% of the radioactive material will remain |
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Term
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Definition
25% of the radioactive material will remain
1st half life: 100% -> 50%
2nd half life: 50% -> 25%
3rd half life: 25% -> 12.5 % |
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Term
| control rods moderate the nuclear reaction by |
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Definition
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Term
| Is Uranium a naturally occurring element? |
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Definition
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Term
which has more energy:
violet light or ultraviolet light |
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Definition
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Term
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Definition
4
He
2
ie. 238 234 4
U ---> Th + He
92 90 2
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Term
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Definition
0
e
1-
ex. 14 14 0
C ---> N + e
6 7 1- |
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Term
0
e
1-
ex. 14 14 0
C ---> N + e
6 7 1- |
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Definition
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Term
4
He
2
ie. 238 234 4
U ---> Th + He
92 90 2
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Definition
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Term
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Definition
γ
high energy photon
ex. 60 60 0
Co ---> Co + γ
27 27 0
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Term
γ
high energy photon
ex. 60 60 0
Co ---> Co + γ
27 27 0
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Definition
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Term
0
e
1+
ex. 25 25 0
Al ---> Mg + e
13 12 1+ |
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Definition
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Term
0
e
1+
ex. 25 25 0
Al ---> Mg + e
13 12 1+ |
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Definition
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Term
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Definition
ex. 18 0 18
F + e ---> O
9 1- 8
notice - electron in the reactants! |
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Term
ex. 18 0 18
F + e ---> O
9 1- 8
notice - electron in the reactants! |
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Definition
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Term
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Definition
- starts when neutrons hit a heavy element and splits it into 2 smaller elements and extra neutrons
ex. 235 1 90 144 1
U + n --> Rb + Cs + 2 n
92 0 37 55 0
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Term
- starts when neutrons hit a heavy element and splits it into 2 smaller elements and extra neutrons
ex. 235 1 90 144 1
U + n --> Rb + Cs + 2 n
92 0 37 55 0 |
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Definition
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Term
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Definition
"fusing" or combining 2 small nuclei into 1 larger nuclei
ex. 2 4
2 H ---> He
1 2
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