Nuclear Fusion Breakthrough Quiz

Who is narrating the video in place of Henrik?

• A physicist

• Ole

• Haywood Wu

• Henrik

What is the main difference between nuclear fusion and nuclear fission?

• Fusion splits heavy nuclei, fission combines light nuclei

• Both processes combine light nuclei

• Both processes split heavy nuclei

• Fusion combines light nuclei, fission splits heavy nuclei

What is a major advantage of nuclear fusion over nuclear fission?

• Fusion requires less energy input

• Fusion is already widely used

• Fusion is easier to control

• Fusion produces no radioactive waste

What natural example of nuclear fusion is mentioned in the video?

• A nuclear reactor

• The Sun

• A lightning storm

• A volcanic eruption

What isotopes were used in the recent nuclear fusion experiment?

• Uranium and Plutonium

• Deuterium and Tritium

• Helium and Neon

• Carbon and Oxygen

How many lasers were used in the experiment to achieve nuclear fusion?

• 50

• 100

• 192

• 10

What was the significant achievement of the recent nuclear fusion experiment?

• First fusion reaction using solar energy

• First fusion reaction in space

• First use of nuclear fusion in a power plant

• First controlled fusion reaction with energy gain

What is a major challenge that remains before nuclear fusion can be used practically?

• Finding a new source of hydrogen isotopes

• Reducing the energy required to power the lasers

• Building larger fusion reactors

• Increasing the temperature of the reaction

What is the expected timeline for nuclear fusion to become a practical energy source?

• Many more years and improvements are needed

• It is already in use

• It will be ready next year

• It will never be practical

Who is thanked for helping with the physics in the video?

• Haywood Wu

• Ole

• Henrik

• A physicist