Basic Facts about the Planet Earth
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Transcript of Basic Facts about the Planet Earth
By Prof. Liwayway Memije-Cruz
Earth is the third planet from the sun and is the largest of the terrestrial planets.
Terrestrial Planets
MERCURY
VENUS
EARTH
MARS
SOLAR SYSTEM
MASS: 5,972,190,000,000,000 Billion KG EQUATORIAL DIAMETER: 12,756 KM EQUATORIAL CIRCUMFERENCE: 40,030 KM POLAR DIAMETER: 12,714 KM
KNOWN MOONS: 1 (LUNA)
ORBIT DISTANCE: 149,598,262 KM (1 AU) ORBIT PERIOD: 365.26 EARTH DAYS SURFACE TEMPERATURE: -88 TO 58 C
EARTH FACTS:
Distance from Sun: 150 million kilometers (93.2 million miles)
Rotational period: 23.9345 hours
Seven Continents of the Earth
• The EARTH was once believed to be the center of the universe.
• EARTH has a powerful magnetic field
• EARTH is the only planet not named after a God
• Of all the planets in our solar system, the EARTH has the greatest density
• 70% of our planet is covered with oceans and the remaining 30% is the solid ground, rising above sea level.
• EARTH doesn’t take 24 hours to rotate on it’s axis.
• A year on EARTH isn’t 365 days.
• EARTH IS MOSTLY IRON, OXYGEN AND SILICON