Nuclear power

Takes two small nuclei and combines them into a larger nucleus

• fission
• fusion

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The splitting of a nucleus into smaller nuclei is

• fusion
• fission
• half-life
• gamma radiation

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How do nuclear power-plants work?

• Fusion
• Half-life
• Fission
• Fusion or fission

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Where does fusion occur naturally?

• Underwater
• All around us
• In the radioactive waste
• On the sun

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Which atoms combine together during fusion reaction on the sun?

• Helium and Hydrogen atoms
• Hydrogen atoms
• Hydrogen and Lithium atoms
• Hydrogen and Carbon atoms

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What does it mean that fusion is a "chain reaction?"

• many steps or mini-reactions in the process
• long chains of elements form in a row

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What is a benefit of nuclear fission?

• The ability to absorb energy
• The ability to release tremendous amounts of energy
• The ability to produce more energy than nuclear fusion
• There are no beneficial aspects of nuclear fission

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One disadvantage of nuclear energy is ___.

• it is a fossil fuel
• it leaves behind radioactive waste
• it emits large amounts of pollution into the atmosphere
• there are no disadvantages

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Requires temperatures of millions of degrees?

• Fission
• Fusion

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Which of the following is true about nuclear fusion?

• It is easy to implement.
• It produces less energy than nuclear fission.
• It produces more energy than nuclear fission.
• It has the ability to occur easily in everyday life.

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NGSS.HS-PS1-8