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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:
What are the Jovian planets? Name them.
Fill in the blanks:
The earth rotates from ____ to ____.
Fill in the blank:
Eratosthenes worked out the circumference of the earth to be _______ km.
In which unit the distances of universe are measured?
Name the planet closest to the Sun.
Distinguish between the following pair.
Planet and Satellite.
Why is the following planet not inhabitable?
Neptune
Which unit is used for measuring distances in the universe?
What is meant by Summer Solstice?
From which Greek word is the word ‘planet’ derived?
Use your brain power!
Suppose you want to give your address to a friend you have on the planet Mars. How will you write your address if you want them to understand exactly where you live?
Who am I?
No other planet has a living world like mine.
Who am I?
I am the nearest star to the earth.
The living sphere.
What are the effects of rotation and revolution?
The continent _____________ is covered by ice.
Day and night are caused due to the earth’s _______
Which are the biggest and smallest continents on our earth?
Consider the following statements.
- The earth is the third planet in the solar system
- The Sun is made up of hot gases like Hydrogen and Nitrogen
- Mercury has no natural satellites
Choose the correct answer using the options given below
Consider the following statements
Statement I: The earth is inclined at 32 1/2°angle.
Statement II: The specific gravity of Saturn is more than that of water.
Which of the statement (s) is/are true
