Solar System / सौरमंडल Most Important Questions & Answers For All Competitive Exams


Solar System

📚 ● How many planets are there in the solar system – 8
📚 ● What is called a body revolving around the sun – planets
📚 ● What is called a body revolving around a planet – satellite
📚 ● Who discovered the law of planetary motion – Kepler
📚 ● How many stars are there in space — 89
📚 ● Which is the largest planet in the solar system- Jupiter
📚 ● Who is called the father of the solar system – the Sun
📚 ● Which planets revolve around the Sun- Venus and Arun
📚 ● ‘Nix Olympia Columbus mountain’ is on which planet – Mars
📚 ● What is called the explosive star in the universe – Abhinav Tara
📚 ● Who discovered the solar system – Copernicus
📚 ● What did the ancient Indians believe the Sun- planets
सूर्य ● What gas is the Sun – Hydrogen and Helium
📚 ● What is called the central part of the Sun – the Light Board
📚 ● In which country the sun is visible at night – Norway
📚 ● What is called the distance of the planet from the Sun- Upsaur
📚 ● What is the approximate temperature of Sun’s surface – 6000 ° C
📚 ● In which region does the midnight sun appear — in the Arctic region
📚 ● What is the% of hydrogen in the chemical organization of the Sun – 71%
📚 ● Which planet is closest to the Sun- Mercury
📚 ● How long does Mercury take to orbit the Sun – 88 days
📚 ● Which planet is the farthest from the Sun- Varuna
📚 ● Which planets do not have satellites – Mercury and Venus
📚 ● Which planet orbits the Sun in the shortest time- Mercury
📚 ● Which planet is called sister of Earth- Venus
📚 ● On which planet the creatures live — Earth
📚 ● Who is the Earth’s satellite — the Moon
📚 ● In how many days the Earth revolves around its axis – 365 days 5 hours 48 minutes 46 seconds
📚 ● Why the Earth is called blue planet – due to the presence of water
उपग्रह ● Which satellite is called Fossil Planet – Moon
📚 ● What is Moon – Satellite
📚 ● How much of the moon can be seen from the earth – 57%
📚 ● What is the biggest day in the Northern Hemisphere — June 21
किस ● On which date night and day are equal – 21 March and 22 September
📚 ● What is the time when the Sun keeps giving energy – 1011 years
📚 ● Which is the largest volcano in the solar system – Olympus Messi
📚 ● When was the discovery of the planet Arun – 1781 AD
📚 ● What is called a revolution of the Sun by the Earth – Solar year
📚 ● What is the reason for the change of seasons on the earth – due to bending on the axis
📚 ● When did the recognition of the planet Pluto end — on August 24, 2006
📚 ● How long does the Moon make one revolution of the Earth – 27 days 8 hours
📚 ● Who is most affected in the event of tide ebb – of the moon
ज्वार ● Tide reflux comes due to – the Sun and Moon’s centrifuge and attraction force
📚 ● When is the lunar eclipse — on the full moon
📚 ● When does solar eclipse occur on Amavasya
📚 ● Which celestial body is called ‘Queen of the Night’ – Moon
📚 ● Which planet can see with naked eyes – Saturn
📚 ● Who discovered Uranus — Herschel
📚 ● What is the reason for solar eclipse – Sun is not visible due to Moon moving between Sun and Earth
कैसे ● How a few eclipses occur – When the Earth comes between the Sun and the Moon, the shadow of the Earth falls on the Moon, so that the Moon is not visible.
📚 ● Which planet is called the ‘God of Beauty’ – Venus
📚 ● When is the Earth farthest from the Sun — on July 4
📚 ● When is the Earth closest to the Sun — 3 January
📚 ● In which direction does the earth rotate on its axis – west to east
📚 ● What is the reason for being night and day – the earth revolving on its axis
📚 ● What is the tilt of the ground axis on the ground floor – 66 1/2 °
सूर्य ● The Sun is the center of the Solar System and the Earth revolves around the Sun, who first discovered it – Copernicus
📚 ● Which scientist first measured the radius of the Earth – Eratosthenes
📚 ● Which planet is likely to have life like Earth – Mars
📚 ● Which scientist discovered the planet Jupiter – Galileo
ग्रह ● Which planet emits green light- Varun
📚 ● Where is the ‘Sea of ​​Tranquility’ – On the Moon
📚 ● It takes Kittler time for the light of the moon to reach the earth – less than 2 seconds
📚 ● Which celestial body is called ‘Earth son’ – Moon
📚 ● What is the periodic period of Heli Ghumketu – 76 years
📚 ● What are the objects orbiting the Sun between Mars and Jupiter planets – Asteroids

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