- When the Earth is closest to the Sun, it is called?
- Ratio between oceans and earth by area is?
- The Hardest substance available on Earth is?
- In which layer of atmosphere does commercial aircrafts usually fly?
- Which Is The Largest Earth-filled Dam in the world ?
- Which following is a two terminal three layer device?
- Which among the following is the correct sequence of the various layers of the Atmosphere from the Earth’s surface?
- Where is the deepest point in the earth’s crust?
- Which is the most common element in atmosphere?
- The outermost layer of skin is called__________?
- Total area of the earth in million Sq Km?
- How many hemispheres does earth have?