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.
__________ is the migration of health personnel in search of a better standard of living and quality of life, higher salaries, access to advanced technology, and more stable political conditions in different places worldwide.
- Immigration
- Emigration
- Brain Drain
- Mass Exodus
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“Brain drain” is a term used to describe the large-scale migration of skilled human capital that causes a country to lose its innovative capabilities and limits its economic growth.
When did the East India Company?
- 31st December, 1600
- 13th December, 1598
- 31th December, 1609
- 11th December, 1603
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On 31 December 1600, the British East India Company received a Royal Charter from the British monarch Elizabeth I to trade with the East Indies. Later, the company colonized the Indian subcontinent.
Which of the following activities is also referred to as the 'Gold Collar' profession?
- Primary
- Secondary
- Quinary
- Quaternary
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Quinary activities are services that focus on the creation, re-arrangement, and interpretation of new and existing ideas; data interpretation, and the use and evaluation of new technologies. Gold Collar Worker: Refers to highly-skilled knowledgeable people such as doctors, lawyers, scientists, and also young, low-wage workers who also get parental support.
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.
