Why is the earth known as Blue Planet?

Related questions

1. Which gas in Earth's atmosphere tells us that there is life on Earth?
2. What are two examples of the atmosphere?
3. Was there life on Mars in the past?
4. How does Earth's atmosphere protect life on Earth?
5. Why is the earth considered a unique planet?
6. What is the atmosphere like on Earth?
7. Why is the atmosphere important?
8. What is the relationship between air density and pressure?
9. Does Jupiter have an atmosphere?
10. What is the concentration of ozone in the ozone layer?

Tags

1. #solar
2. #surface
3. #amount
4. #system
5. #sometimes
6. #about
7. #planet
8. #liquid
9. #frozen
10. #water
11. #covered
12. #people
13. #earth
14. #large
15. #because