Understanding Nuclear Energy and Chemical Processes
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Questions and Answers

What prevents the nuclear reaction in a reactor core from going out of control?

  • Neutrons released by the reaction
  • Water submersion (correct)
  • Fresh uranium atoms
  • Steam turbines
  • What does the energy released from the nuclear fission of uranium cause the water in the reactor core to do?

  • Evaporate
  • Cool down
  • Heat up (correct)
  • Expand
  • What is the primary purpose of turning a steam turbine in a nuclear power plant?

  • To cool down the reactor core
  • To heat up the water
  • To produce electricity (correct)
  • To control the nuclear reaction
  • Which equation represents mass-energy equivalence?

    <p>$e = mc^2$</p> Signup and view all the answers

    What does the mass defect produced in a nuclear reaction result in?

    <p>Increased heat</p> Signup and view all the answers

    What is one downside of nuclear energy production that is mentioned in the text?

    <p>Radioactive waste production</p> Signup and view all the answers

    Which statement is true about nuclear power's contribution to energy production worldwide?

    <p>It produces about 10% of the world's electricity.</p> Signup and view all the answers

    What field uses radioactive tracers to produce clear images of the body for medical diagnosis?

    <p>'Nuclear medicine'</p> Signup and view all the answers

    'Nuclear energy can be used to fuel submarines and space probes.' What property makes nuclear energy suitable for these applications?

    <p>'Compact energy source'</p> Signup and view all the answers

    What enables the calculation of the amount of energy per unit of mass according to Albert Einstein's equation?

    <p>The speed of light (c)</p> Signup and view all the answers

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