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Questions and Answers
What is the prevailing cosmological description of the development of the universe?
What is the prevailing cosmological description of the development of the universe?
- String theory
- Multiverse theory
- Steady State theory
- Big Bang theory (correct)
What is the approximate diameter of the observable universe at the present day?
What is the approximate diameter of the observable universe at the present day?
- 150 billion light-years
- 100 million light-years
- 50 billion light-years
- 93 billion light-years (correct)
Who developed the heliocentric model with the Sun at the center of the Solar System?
Who developed the heliocentric model with the Sun at the center of the Solar System?
- Galileo Galilei
- Nicolaus Copernicus (correct)
- Ptolemy
- Aristotle
Who built upon Copernicus in developing the law of universal gravitation?
Who built upon Copernicus in developing the law of universal gravitation?
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When did space and time emerge together according to the Big Bang theory?
When did space and time emerge together according to the Big Bang theory?
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