Earth

Earth

1. Earth is almost a sphere

2. 70% of Earth is Water

3. Earth is mostly iron, oxygen and silicon

4. The Earth’s atmosphere extends out to 10,000 km

5. The Earth’s molten iron core creates a magnetic field

6. Earth doesn’t take 24 hours to rotate on its axis

7. Plate tectonics keep the planet comfortable

8. Without the plate tectonics, there’d be no way to recycle this carbon, and the Earth would overheat

9. 70% of our planet is covered with oceans. The remaining 30% is the solid ground, rising above sea level.

10. A year on Earth isn’t 365 days

11. Earth has 1 moon and 2 co-orbital satellites