Question 1

Which specific isotope of hydrogen is one of the primary fuels considered for nuclear fusion reactions on Earth?

Accepted Answer

Deuterium

Question 2

What is the term for the minimum amount of a fissionable material needed to sustain a nuclear chain reaction?

Accepted Answer

Critical Mass

Question 3

What type of nuclear reaction powers the sun and other stars, combining light atomic nuclei to form heavier ones?

Accepted Answer

Nuclear Fusion

Question 4

In nuclear medicine, which radioactive isotope of Iodine is commonly used to diagnose and treat thyroid disorders, due to the thyroid gland's affinity for iodine?

Accepted Answer

Iodine-131

Question 5

What is the name of the device that uses strong magnetic fields to confine and heat plasma to temperatures high enough for nuclear fusion reactions to occur?

Accepted Answer

Tokamak

Question 6

What type of radiation consists of fast-moving electrons or positrons emitted from a nucleus during radioactive decay?

Accepted Answer

Beta Radiation

Question 7

What natural phenomenon, discovered in Gabon, Africa, provides evidence that natural nuclear fission chain reactions occurred on Earth billions of years ago?

Accepted Answer

Oklo Reactor

Question 8

Which specific type of nuclear reaction is predominantly responsible for the energy generation in main-sequence stars like our Sun, converting hydrogen into helium?

Accepted Answer

Proton-Proton Chain Reaction

Question 9

What is the name for the blue glow observed in water around nuclear reactors, caused by charged particles moving faster than the speed of light in that medium?

Accepted Answer

Cherenkov Radiation

Question 10

What is the term for a nuclear reactor that generates more fissile material (e.g., Plutonium-239) than it consumes, typically by converting a fertile material like Uranium-238?

Accepted Answer

Breeder Reactor

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