Our Earth

1. The blanket of air around the Earth is called the _____________________.
5. The Earth is _________________ in shape.
9. and revolution The Earth shows two types of movement _________________ and _______________.
11. During the day, we get light from the ____________
12. ball The photographs taken from the moon clearly show that the Earth is like a huge __________________________.
14. The ___________________ images of the Earth taken from space show that the Earth is round in shape.
15. which is the only planet where life is known to exist.

2. and animals The light from the sun that helps ______________ and _________________ to grow.
3. Magellan Who organized a trip to go around the Earth through the sea____________________
4. Earth has ____________, _______________, ________________ which are the three main features that support life on this planet.
6. When the Earth was formed, it was very _______.
7. The fixed line is imaginary and is called the _____________ of movement.
8. The two opposite points on the Earth's surface through which the axis passes are called the _______________.
10. Long time ago, people believed that the Earth was _________________.
13. water One-fourth of the Earth is covered with __________________ and remaining three-fourths of the Earth is covered with _________________.