Nuclear Fusion Quiz

How does nuclear fusion work?

• By splitting heavy atoms into lighter ones

• By combining light atoms into heavier ones

• By converting matter into antimatter

• By accelerating particles to the speed of light

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Where do fusion reactions occur?

• In the Earth's core

• In the sun and other stars

• In the ocean

• In the atmosphere

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What conditions on the sun allow fusion to occur?

• Low temperature and high pressure

• High temperature and low pressure

• High temperature and high pressure

• Low temperature and low pressure

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How much energy does a fusion reaction generate compared to a fission reaction?

• Less energy

• The same amount of energy

• More energy

• No energy

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Describe two heavy hydrogen atoms and how they interact with each other in fusion.

• They repel each other

• They combine to form helium

• They split into smaller atoms

• They remain unchanged

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What is plasma?

• A solid state of matter

• A liquid state of matter

• A gas state of matter

• An ionized state of matter

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Why is it so difficult to achieve fusion here on Earth?

• Lack of technology

• Insufficient temperature and pressure

• Abundance of resources

• Low energy output

Where would we find the sources of atoms on Earth in order to achieve fusion?

• In the atmosphere

• In the ocean

• In the Earth's crust

• In outer space

Would fusion be considered a clean energy source?

• Yes, it produces no greenhouse gases

• No, it produces a lot of waste

• Yes, but it is not sustainable

• No, it is highly polluting

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Summarize the history of collaboration between scientists and agencies in the quest for fusion energy technology.

• It has been a solo effort by individual scientists

• It has involved international collaboration

• It has been limited to a few countries

• It has been unsuccessful