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प्रश्न
How did the Earth form?
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उत्तर
- Approximately 4.54 billion years ago, Solar System was a cloud of dust and gas known as Solar Nebula.
- Due to an explosion, these particles collapsed and began to spin having the sun at centre.
- The bigger particles which revolve around the sun are called planets. Thus the planet Earth formed.
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संबंधित प्रश्न
Short Answer Question:
Distinguish the earth from the other planets in one important aspect.
In terms of size, the earth is ______ planet in the Solar System.
Which planet is known as the ‘red planet’?
Which is the brightest planet?
Which planet has only one satellite?
What is the period of rotation of Moon?
State three factors which have made life possible on the Earth and on no other planet.
Give a reason for the following:
Earth is called a “Watery Planet”
Arrange the nine planets of the solar system in order of their sizes.
Why do planets, being opaque bodies, shine in the sky?
How many satellites are there in the Solar System?
Why is the following planet not inhabitable?
Venus
Find out the number of years to reach the following celestial bodies from the Earth: Nearest star from the Earth (Distance 150 million km)
What makes the Sun so hot?
Give reasons for the following:
Pluto is the coldest planet.
From which Greek word is the word ‘planet’ derived?
The velocity of the Earth’s rotation is zero at poles.
Distinguish between Rotation and Revolution?
The elliptical path in which the planets move around the Sun is ______.
