Stellar Nucleosynthesis and Life Cycle of Stars
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Questions and Answers

What is the process by which Nitrogen-13 is transformed into Carbon-13?

  • Neutron capture
  • Beta decay (correct)
  • Alpha decay
  • Proton capture

    • How is Nitrogen-14 formed from Carbon-13?

  • By proton capture (correct)
  • By alpha decay
  • By beta decay
  • By neutron emission

    • What is the next step after Nitrogen-14 is formed?

  • Nitrogen-14 undergoes beta decay to form Carbon-14
  • Nitrogen-14 captures a proton to form Oxygen-15 (correct)
  • Nitrogen-14 fuses with another Nitrogen-14 to form Oxygen-16
  • Nitrogen-14 captures a neutron to form Nitrogen-15

    • How is Nitrogen-15 formed from Oxygen-15?

    <p>Oxygen-15 undergoes beta decay</p> Signup and view all the answers

    What is the final product when Nitrogen-15 fuses with a proton?

    <p>Helium-4 and Carbon-12</p> Signup and view all the answers

    In which type of star does the tri-alpha process occur?

    <p>Red giant star</p> Signup and view all the answers

    What is the process by which three Helium-4 nuclei are converted into Carbon?

    <p>Tri-alpha process</p> Signup and view all the answers

    What happens to a star as it accumulates more mass and continues to grow into a red supergiant?

    <p>It undergoes alpha particle fusion at its core to create heavier elements</p> Signup and view all the answers

    What is the process known as the 'Alpha ladder'?

    <p>The process of forming elements heavier than Iron through alpha particle fusion</p> Signup and view all the answers

    How are elements heavier than Iron formed?

    <p>Through neutron capture</p> Signup and view all the answers

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