How many planets are there in our solar system?
The planet known as the Earth twin is________
Which planet is the only one that support animal and plant life?
The earth is neither too hot nor too cold. It has water and air, which are very essential for our survival. The air has life-supporting gases like oxygen.
Why is the earth called as Blue Planet?
Planet Earth has been called the "Blue Planet" due to the abundant water on its surface.
►Two third of the earth surface is covered with water .
But only 2.5–2.75% is freshwater of which 1.75–2.00% is Frozen in glaciers and ice caps and rest only 0.5–0.75% is available for human use and is available as ground freshwater.
All the planets move around the sun in an _________
The polar star indicates to which direction?
► The Earth spins on its “axis “if we followed this axis out into space from northern hemisphere on Earth, it would point towards a particular star in the sky which is known as the ‘North star’ since it sits in the direction that the spin axis from the northern hemisphere of Earth point.
Asteroids are found between the orbit of______
► Early in the history of the solar system, the gravity of newly formed Jupiter brought an end to the formation of planetary bodies in this region and caused the small bodies to collide with one another, fragmenting them into the asteroids we observe today.
A group of _______ forming various patterns is called constellation
How many days does it take the earth to revolve around the sun?
A huge system of stars is called _______