1. Earth By: Antonio Bova

2. Earth’s symbol

3. Earth’s Measurements Mass: 5.972E24kg Volume: 1,083,206,916,846 km³ Density: 5.52 g/cm³

4. Float Or Sink? Earth would sink Objects with greater than 1.0g/cm³ will sink

5. Gravity A free falling object has an acceleration of 9.78m/s/s downwards h

6. Earth’s Atmosphere 21% oxygen 78% Nitrogen 0.9% Argon 0.037% Co2 Thin atmosphere

7. Life On Earth Earth is the only known planet that sustain life Not too far away from the sun Not too close to the sun

8. Distances Third planet from sun 149,600,000 km away from the sun

9. Orbit And Rotation 365 days to orbit the sun one day to rotate on it’s own axis

10. Temperature Range From −128.6 °F to 134°F

11. Composition/Appearance Rocky surface Layers Inner core, Outer core, Mantle, and Crust 70% water and 30% land

12. Forms Of Water Liquid, Ice, and Water Vapor

13. Weather Rain, Snow, Hail, Sleet Tornados Hurricanes Tsunamis

14. Moons One moon The moon is the only natural satellite of the Earth Fifth largest moon in the solar system

15. Special Factz Earth is not a perfect sphere

16. Why is Earth called Earth? Earth means place inhabited by humans It also means the land under our feet

17. Bibliography http://www.universetoday.com www.universetoday.com/55043/earths-temperature/ volcano.oregonstate.edu/vwdocs/.../Earths_layers/Earths_layers1.html http://en.wikipedia.org/wiki/Earth's_Moon http://www.livescience.com/19102-amazing-facts-earth.html http://commons.wikimedia.org/wiki/File:Earth_Western_Hemisphere_transparent_background.png http://space-facts.com/earth/ http://science.nationalgeographic.com/science/space/solar-system/earth/