Lise Meitner: Pioneer of Nuclear Fission
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Questions and Answers

In what year did Lise Meitner and Otto Hahn discover the element protactinium?

  • 1917 (correct)
  • 1922
  • 1907
  • 1926
  • What significant achievement did Lise Meitner attain in 1926?

  • Discovered nuclear fission
  • Became the first female physics professor in Germany (correct)
  • Won the Nobel Prize
  • Published findings on the Auger Effect
  • Who collaborated with Lise Meitner to explain the unexpected results of Hahn's uranium bombardment experiment?

  • Max Planck
  • Albert Einstein
  • Otto Frisch (correct)
  • Enrico Fermi
  • What scientific concept did Meitner and Frisch use to explain the missing mass observed in Hahn's experiment?

    <p>Einstein's theory of relativity (C)</p> Signup and view all the answers

    What specific nuclear process was confirmed following Hahn's experiment and Meitner's and Frisch's further investigation?

    <p>Nuclear fission (C)</p> Signup and view all the answers

    When did Meitner and Frisch publish their findings on nuclear fission, influencing the development of the atomic bomb?

    <p>1939 (A)</p> Signup and view all the answers

    Who received the Nobel Prize for nuclear fission despite Meitner's contribution?

    <p>Otto Hahn (B)</p> Signup and view all the answers

    What was Lise Meitner's attitude towards not receiving the Nobel Prize?

    <p>Did not express bitterness, focusing on the joy of her work (A)</p> Signup and view all the answers

    When did Enrico Fermi create the first nuclear chain reactor?

    <p>1942 (C)</p> Signup and view all the answers

    What significant finding did Meitner publish in 1922?

    <p>The Auger Effect (C)</p> Signup and view all the answers

    Flashcards

    Lise Meitner

    A pioneering female physicist known for her work in nuclear physics and discovery of nuclear fission.

    Nobel Prize Nominations

    Meitner was nominated for the Nobel Prize 48 times between 1924 and 1965 without winning.

    First Female Physics Professor

    Lise Meitner became the first female physics professor in Germany in 1926.

    Discovery of Protactinium

    Meitner, along with Otto Hahn, discovered a new isotope of protactinium between 1917-1918.

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    Nuclear Fission

    The process of splitting atomic nuclei that Meitner and her nephew discovered, which led to nuclear energy and bombs.

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    Einstein's Theory of Relativity

    Meitner used this theory to explain the energy change during the fission process.

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    Otto Hahn

    A colleague of Meitner who received the Nobel Prize in 1944 for the discovery of nuclear fission.

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    Science Perspective

    Meitner believed science brought joy and satisfaction, despite her lack of recognition.

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    Nuclear Chain Reactor

    The first working nuclear chain reactor was created by Enrico Fermi in 1942.

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    Auger Effect

    A phenomenon published by Meitner in 1922 related to the ejection of electrons from atoms.

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    Study Notes

    Lise Meitner: A Nobel Prize Pioneer

    • Meitner, a physicist, made significant contributions to the understanding of radioactivity and nuclear fission.
    • Between 1917 and 1918, she worked as an X-ray technician during World War I, and later discovered a new isotope of protactinium with Otto Hahn.
    • In 1926, Meitner became the first female physics professor in Germany.
    • She studied radioactive elements and discovered new isotopes with Hahn.
    • Meitner fled Germany in 1938 due to Nazi persecution.
    • In 1938 she worked with her nephew, Otto Frisch to explain Nuclear Fission.
    • Meitner and Frisch published their findings in early 1939.
    • Meitner's work, along with Hahn and Frisch's, laid the groundwork for the development of nuclear weapons and power.
    • She was not recognized for her vital role in the discovery for decades.

    Nuclear Fission

    • Nuclear fission is the process by which the nucleus of an atom is split, releasing a vast amount of energy.
    • Bombarding uranium atoms with neutrons causes the nuclei to split into smaller nuclei.
    • The combined mass of the smaller nuclei is less than the original uranium nucleus.
    • The missing mass is converted into energy (as stated by Einstein's theory of relativity).

    Enrico Fermi

    • Enrico Fermi created the first working nuclear chain reaction in 1942.
    • His work significantly influenced the development of nuclear power and weaponry.

    Nobel Prize in Physics

    • The 1944 Nobel Prize in Physics was awarded to Otto Hahn, not Lise Meitner.
    • The prize was for the discovery of nuclear fission.
    • Meitner’s crucial role in this discovery was not recognized for decades.

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    Description

    Explore the remarkable life and contributions of Lise Meitner, a physicist who played a crucial role in the discovery of nuclear fission. From her early work in radioactivity to her pivotal publications with Otto Frisch, this quiz highlights her groundbreaking achievements and the challenges she faced as a female scientist during a tumultuous era. Delve into her legacy that laid the foundation for nuclear power and weapons.

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