The rocky inner planets, by Presentation Transcript
By Charlotte Beasley andCharlotte Zinda
• Temperature: 800 degrees Fahrenheit to -300 degrees Fahrenheit• Gravity:0.37 times Earth’s• Orbit: takes less than 88 Earth days to orbit the sun• What it is made out of: core is made of liquid metal and the mantel is made out of silica• Density: 13.5 kg/m3• Water: none• How it was made: Mercury developed from small dust particles that formed together to make Mercury• Fun Fact: Mercury was named after the Roman messenger god, Mercury
• Temperature: up to 900 degrees Fahrenheit• Gravity: 0.89 times Earth’s• Orbit: takes 224.7 Earth days to orbit• What it is made out of: core is made of iron, the mantel is rocky, and the atmosphere is mostly carbon dioxide• Density: 5243 kg/m3• Water: none• How it was made: dust particles stuck together to make Venus• Fun Fact: named after the Roman goddess of love
• Temperature:-130 degrees Fahrenheit to 140 degrees Fahrenheit• Gravity: 32 ft.• Orbit: 365.2 Earth days• What it is made out of: core is made of iron and nickel, mantel is made of silicon, aluminum, etc., and the crust is made of oxygen, aluminum, etc.• Density: 5.52 g/cm³• Water: lots of it (73%)• How it was made: dust particles stuck together to make the Earth!!!• Fun Fact: you are on Earth right now
• Temperature: -166 degrees Fahrenheit to 32 degrees Fahrenheit• Gravity: 0.37 times Earth’s• Orbit: takes 687 Earth days to orbit• What it is made out of: core is mostly iron and sulfur, mantel is made of silicates, and the crust is made of basalt and iron oxide• Density: 3.94 g/cm3• Water: none• How it was made: dust particles stuck together to form Mars• Fun Fact: The Mars rovers look around Mars• Fun Fact 2: The Mars candy company makes M&Ms
• . "The Rocky Planet." The Inner Planet. Solstation, 05 2. Web. 23 Apr 2012. <http://www.solstation.com/stars/4planets.htm>.• . "Mercury Facts." Planet facts. AdChoices, n.d. Web. 23 Apr 2012. <http://www.planetfacts.net/Mercury-Facts.html>.• . N.p., n.d. Web. 23 Apr 2012. <http://coolcosmos.ipac.caltech.edu/cosmic_kids/AskKids/ven us_composition.shtml>.• Dr. David R. Williams, . "Venus/Earth Comparison." Venus fact sheet. NASA, 201. Web. 23 Apr 2012. <http://nssdc.gsfc.nasa.gov/planetary/factsheet/venusfact.html >.• Coffey, J.. "What is Mars Made Of?." Universe today. N.p., 2008. Web. 23 Apr 2012. <http://www.universetoday.com/14702/what-is-mars-made- of/>.• Green, Dan. Astronomy. New York: Kingfisher,
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