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Displaying 5 out
of 21
questions & answers.
Q1.
Find the odd one out and give your reasons.
- Pleides, Ursa Major, Orion, Sun
- Mercury, Earth, Uranus, Pluto
- Moon, Aryabhata, Sputnik, Rohini
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answer not shownQ2.
Rewrite the incorrect statements correctly.
- Earth is a satellite of the Sun.
- The Pole Star is used by sailors to fix the position of ships.
- The orbits of the planets around the Sun are circular.
- The Sun's gravitational force prevents the planets from flying off into space.
- The moon goes through a complete cycle of waxing and waning in 14 days.
- Meteors glow because of friction when they enter the Earth's atmosphere.
- A solar eclipse occurs when the shadow of the moon falls on the Earth.
- The revolution of the Earth causes day and night.
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answer not shownQ3.
Define a galaxy.
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A massive collection of stars along with dust and gases is called a galaxy.
Q4.
What is a comet?
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answer not shownQ5.
What is a constellation? Name any three constellations.
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When a group of stars or celestial bodies form a pattern in the sky, it is called a constellation.
Three constellations are Ursa Major, Orion and Scorpius.
