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Spent nuclear fuel: Quiz
  
  

Question 1: ________
Dry cask storageNuclear powerSpent nuclear fuel shipping caskNuclear reprocessing

Question 2: Alternatively, the intact Spent Nuclear Fuel (SNF) can be disposed of as ________.
Long-lived fission productRadioactive wasteIntegral Fast ReactorNuclear fission product

Question 3: An example of this effect is the use of ________ with thorium.
PlutoniumUraniumNuclear reactor technologyNuclear fuel

Question 4: A paper describing a method of making a non-________ "uranium active" simulation of spent oxide fuel exists.
Gamma rayNuclear fissionNuclear fusionRadioactive decay

Question 5: The pellet is likely to contain lots of small bubble-like pores which form during use; the fission ________ migrates to these voids.
HeliumHydrogenOxygenXenon

Question 6: The fission products can modify the thermal properties of the uranium dioxide; the lanthanide oxides tend to lower the thermal conductivity of the fuel, while the ________ nanoparticles slightly increase the thermal conductivity of the fuel.
HalogenNonmetalMetalNoble gas

Question 7: In the oxide fuel, intense temperature gradients exist which cause ________ to migrate.
Radioactive wasteIntegral Fast ReactorNuclear fission productLong-lived fission product

Question 8: The zirconium tends to move to the centre of the fuel pellet where the ________ is highest, while the lower-boiling fission products move to the edge of the pellet.
Water vaporLightningTemperatureThermodynamic temperature

Question 9: The SNF of a cycle with thorium will contain U-233, an isotope with a ________ of 160,000 years.
Nuclear fissionCosmic rayHalf-lifeRadioactive decay

Question 10: Other solids form at the boundary between the uranium dioxide grains, but the majority of the fission products remain in the ________ as solid solutions.
Uranium dioxideUranium trioxideGallium arsenidePlutonium
















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