Who proposed the theory of the expanding universe?
- Georges Lemaitre
- Galileo Galilei
- Edwin Hubble
- Claudius Ptolemy
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American astronomer Edwin Hubble discovered in the 1920s that the Universe is expanding by showing that most galaxies are receding from the Milky Way and the farther away they are, the faster they are receding.
________ implies that sustainable development should take a holistic approach towards notions of progress and give equal importance to non-economic aspects of wellbeing.
- National Happiness Index
- Psychological Wellbeing Index
- Living Standards Index
- Community Vitality Index
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Gross National Happiness (GNH), sometimes called Gross Domestic Happiness (GDH), it provides a way for the country to understand and enact progress based on the society's value of happiness.
Why does a star produce its own light and heat?
- Nuclear fission
- Nuclear fusion
- Chemical reaction
- None
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Stars are huge celestial bodies made mostly of hydrogen and helium. Heat and light energy produced by the stars are due to the fusion reaction of hydrogen atoms.
Big bang theory was proposed by
- Georges Lemaitre
- Hermann Bondi
- Thomas Gold
- Hoyle
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Georges Lemaitre was a Belgian cosmologist, Catholic priest, and father of the Big Bang theory.
Who was the first temporary chairman of the Constituent Assembly?
- BN Rau
- Harendra Coomar Mookerjee
- Dr. Sachchidananda Sinha
- Dr. Rajendra Prasad
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Dr. Sachchidananda Sinha was appointed as the interim(temporary) chairman of the Constituent Assembly.
