DIRECTORY PART 2
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Questions and Answers

What major theory did Fred Hoyle propose regarding the Universe's density?

  • The Universe's density decreases as matter is lost over time.
  • The Universe's average density is constant as new matter is created. (correct)
  • The Universe is expanding and will eventually collapse.
  • The Universe is static and does not change in density.

    • What aspect of genetic disorders did Irene Uchida primarily focus on?

  • The genetic basis of inherited behaviors.
  • The effects of environmental factors on gene expression.
  • Gene therapy techniques for congenital abnormalities.
  • The role of extra chromosomes in various diseases. (correct)

    • Which mathematical contributions is Katherine Johnson best known for?

  • Calculating trajectories for space missions. (correct)
  • Developing computer algorithms for flight analysis.
  • Designing simulations for spacecraft structural integrity.
  • Inventing new mathematical theories for aerodynamics.

    • What innovative propulsion technology did Yvonne Brill create?

    <p>A system that keeps unmanned spacecraft in stationary orbit.</p> Signup and view all the answers

    Abdus Salam is credited with proposing which important theory in physics?

    <p>The electroweak theory uniting weak interactions with electromagnetism.</p> Signup and view all the answers

    What significant finding did Vera Rubin contribute to our understanding of galaxies?

    <p>Outer stars in galaxies travel as fast as those near the center.</p> Signup and view all the answers

    What controversial term did Fred Hoyle coin during a radio talk?

    <p>Big Bang.</p> Signup and view all the answers

    Which notable risk did Irene Uchida explore in her research?

    <p>The impact of X-rays on chromosome integrity.</p> Signup and view all the answers

    During which years did Yvonne Brill work with NASA?

    <p>1981-1983</p> Signup and view all the answers

    What was a key finding in Vera Rubin's research on spiral galaxies?

    <p>The gravitational influence of dark matter is significant.</p> Signup and view all the answers

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