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What cuntry produces the most nuclear power?
France
Russia
Germany
USA
The combining of 2 small atoms to form a larger different atom is called...
Half Life
Fission
Fusion
Combustion
The process of separating U238 from U235 is called .......
moderation
Half life
Nuclear fission
Enrichment
The moderator in a USA nuclear power plant is.....
Ocean Water
Very pure water
River Water
Spring water
The US governmental agency that regulates & enforces standards for nuclear power is the....
Environmental Protection Agency
Atomic engineer Corps
Nuclear Regulatory Commission
US department of energy
Unstable radioactive isotopes are called ....
Radioisotopes
Fusion
Basic radiation
atomic particles
The world's worst nuclear power plant disaster to date occurred at
Three Mile Island, USA
Bejing, China
Chernobyl, Ukraine
Berlin, Germany
The period of time when th emost construction of new nuclear power plants took place in the US was..
1960-1975
1950-1960
1990-19995
1945-1960
If you begin with 200g of radioactive isotope: after 3 half-lives passed, how many gms of the original isotope remain?
25g
100g
200g
50g
In 1987, US Congress selected this site for long term disposal of high level radioactive waste.
Yucca Mountain, Nevada
Portland, Maine
Miami, Florida
Carlsbad, New Mexico
The splitting of a large atom of one element into smaller atoms of different elements is called
Fusion
Combusion
Fission
Breeder slaws
Control rods maintain the nuclear reaction by absorbing....
Neutrons
Heat
Energy
Uranium
The hazards of radioactive wastes are...
Give off radiation that damage cells and lead to mutations
They do not dissolve well in the ground
Give off strong radio signals
nonhazardous
The nuclear reactors used in nuclear power plants do not have the potential to....
Increase cancer rates
Overheat & melt
Cause explosions
explode like atomic bombs
In the symbol U235 the number 235 means.........
number of electrons
Atomic mass
number of protons
Number of neutrons
Which of the following materials is used to make nuclear weapons & usually produced at the power plant?
Plutonium
Uranium238
all the above
Uranium235
