- What is the total area of Earth?
- Asia is the largest continent on the earth, it has an area?
- The highest part of earth is?
- The first artificial satellite on earth is ______________?
- How many hemispheres does earth have?
- The total area of ocean contains?
- Who measured the radius of earth first?
- Highest part of the earth is?
- Lowest part of the earth is?
- The inner most part of the earth is__________?
- What is the total area of Pakistan in square kilometers?
- When the Earth is closest to the Sun, it is called?