Safety for nuclear reactors

What do containment buildings do?

• They prevent radiation from leaking into surrounding areas

• They increase the risk of radiation exposure

• They store fuel rods

• They slow down high-energy neutrons

What does a reactor vessel do?

• It stores fuel rods

• It keeps workers safe from radiation

• It slows down high-energy neutrons

• It prevents unwanted reactions during emergencies

What is the purpose of storing fuel rods in protected areas?

• To prevent unwanted reactions during emergencies

• To make reactions more efficient

• To keep workers safe from radiation

• To prevent radiation from leaking into surrounding areas

What are moderators used for in nuclear reactors?

• To speed up high-energy neutrons

• To slow down high-energy neutrons

• To store fuel rods

• To prevent unwanted reactions during emergencies

What is the coolant used in light water reactors (LWRs)?

• Gas

• Water

• Deuterium

• Heavy water

What are pressurized heavy water reactors (PHWRs) cooled by?

• Gas

• Water

• Plutonium

• Heavy water

9. What type of reactor is cooled by gas?

• Light water reactor (LWR)

• Pressurized heavy water reactor (PHWR)

• Thermal reactor

• Boiling water reactor (BWR)

What is a high-temperature gas-cooled water reactor (HTGR) cooled by?

• Gas

• Water

• Deuterium

• Heavy water