- What is the name of the central part of the earth?
- The first artificial satellite on earth is ______________?
- Which month is declared as Sikh Awareness and Appreciation Month?
- Earth has an equatorial circumference?
- The highest part of earth is?
- How many continent are in the earth?
- How many hemispheres does earth have?
- Where is the deepest point in the earth’s crust?
- The lowest part of earth is?
- In what time sun rays reach to earth?
- Highest part of the earth is?
- Which is the thinnest earth layer?