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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?

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

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

The electroweak theory uniting weak interactions with electromagnetism. Signup and view all the answers

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

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

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

Big Bang. Signup and view all the answers

Which notable risk did Irene Uchida explore in her research?

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

During which years did Yvonne Brill work with NASA?

1981-1983 Signup and view all the answers

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

The gravitational influence of dark matter is significant. Signup and view all the answers