Important facts about earth

1. Important Facts About
Earth.
1. Equatorial radius:
6378 km

2. Important Facts About
Earth.
2. Equatorial inclination:
23.50

3. Important Facts About
Earth.
3. Average density:
5.52 gcm3

4. Important Facts About
Earth.
4. Rotational period:
23 hours, 56 minutes and
04 seconds

5. Important Facts About
Earth.
5. Orbital period:
1 year

6. Important Facts About
Earth.
6. Average distance from the Sun:
149.6 million km

7. Important Facts About
Earth.
7. Perihelion:
147 million km

8. Important Facts About
Earth.
8. Aphelion:
153 million km

9. Important Facts About
Earth.
9. Diameter ( at equator):
12756 km

10. Important Facts About
Earth.
10. Diameter ( at the poles):
12712 km

11. Important Facts About
Earth.
11. Circumference ( at equator):
40075 km

12. Important Facts About
Earth.
12. Circumference ( at the poles):
40024 km

13. Important Facts About
Earth.
13. Age of the Earth:
4.5 billion years

14. Important Facts About
Earth.
14. Highest point:
Mount Everest ( Nepal)
8848 meter

15. Important Facts About
Earth.
15. Rotational speed:
1670 kmh

16. Important Facts About
Earth.
16. Revolutional speed:
1,07,200 kmh

17. Important Facts About
Earth.
17. Elements in Earth crust:
O2 (46.6%)
Si (27.7%)

18. Important Facts About
Earth.
18. Largest compound:
Silicon dioxide
(SiO2)

19. Important Facts About
Earth.
19. Largest metal:
Aluminium
(8.8%)

20. Important Facts About
Earth.
20. Density of core:
13 gcm3

21. Important Facts About
Earth.
21. Lowest point:
Dead sea

22. Important Facts About
Earth.
22. Deepest point:
Mariana Trench

23. Important Facts About
Earth.
23. Longest day:
June 22 North
Dec 22 South

24. Important Facts About
Earth.
24. Shortest day:
Dec 21 North
June 21 South