Astronomy
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History of Astronomy MCQs with Answers
History of Astronomy MCQs with Answers Who proposed the heliocentric model of the solar system? a) Ptolemy b) Nicolaus Copernicus…
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Gamma-ray Astronomy MCQs with Answers
What type of electromagnetic radiation has the shortest wavelength? a) X-rays b) Gamma rays c) Ultraviolet rays d) Infrared rays…
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X-ray Astronomy MCQs with Answers
Which celestial objects emit X-rays? a) Main sequence stars b) Red giants c) Black holes d) Asteroids Answer: c) Black…
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Ultraviolet Astronomy MCQs with Answers
What type of astronomical objects emit ultraviolet (UV) radiation? a) Red dwarfs b) Planets c) O-type stars d) Asteroids Answer:…
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Infrared Astronomy MCQs with Answers
What type of celestial objects emit infrared radiation? a) White dwarfs b) Red giants c) Neutron stars d) Brown dwarfs…
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Radio Astronomy MCQs with Answers
What type of waves does radio astronomy primarily study? a) Gamma rays b) X-rays c) Radio waves d) Ultraviolet waves…
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Light and Optics in Astronomy MCQs with Answers
What is the main function of a telescope in astronomy? A) To emit light B) To absorb light C) To…
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Time and Calendars in Astronomy MCQs with Answers
What is the unit of time defined as the time it takes for the Earth to complete one full rotation…
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Astrodynamics MCQs with Answers
In astrodynamics, what is the term for the speed needed for an object to break free from the gravitational influence…
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Celestial Mechanics MCQs with Answers
What is the force that keeps celestial bodies in orbit around larger bodies such as planets around the sun? A)…
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Coordinate Systems MCQs with Answers
Which coordinate system is commonly used to specify locations on the Earth’s surface? A) Cartesian coordinates B) Polar coordinates C)…
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Celestial Coordinates MCQs with Answers
What is the celestial equivalent of latitude on Earth? A) Declination B) Right ascension C) Azimuth D) Altitude Answer: A)…
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Constellations MCQs with Answers
Which constellation is known as “The Hunter”? A) Orion B) Ursa Major C) Scorpius D) Cassiopeia Answer: A) Orion Which…
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Meteoroids, Meteors, and Meteorites MCQs with Answers
What is a small rocky or metallic body in space called before it enters the Earth’s atmosphere? A) Comet B)…
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Astrobiology MCQs with Answers
What is astrobiology? A) The study of stars and galaxies B) The study of life in the universe and its…
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