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Marvelous Mercury. By: Hannah Paterson and Nicole Erickson. Diameter and size. Diameter= 4,875km About 1/3 of Earth’s diameter Earth= 12, 750km. 4, 875km. Gravity. .38 gravitational force, Earth= 1 You would weigh 38% of your weight. Distance from the Sun. 57.9 million km from the sun
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Marvelous Mercury By: Hannah Paterson and Nicole Erickson
Diameter and size • Diameter= 4,875km • About 1/3 of Earth’s diameter • Earth= 12, 750km 4, 875km
Gravity • .38 gravitational force, Earth= 1 • You would weigh 38% of your weight
Distance from the Sun • 57.9 million km from the sun • Earth= 150 million km
Length of day and year • Day=58.6 earth days • Year= 88 earth days
Temperature • 400˚ Celsius to -185 ˚ Celsius • Really hot during day, freezing at night • Mercury has a huge temperature change
Surface features • Heavily cratered • Lots of craters because the atmosphere doesn’t hold them out • Terrestrial, made of solid rock
Atmosphere • Little or no atmosphere • Hydrogen, helium, oxygen
Mythology • Named for the god Mercury • In Greek, Hermes, the messenger of the gods
Bibliography •National earth science. “ Mercury” windows to the universe. NESTA, 2010. 3/1/11 • “Mercury”. Universe encyclopedia. American edition 2009. print. • Smithsonian. “Mercury facts” National air and space museum. 3/1/11. web. • Sparrow, Giles. Mercury. Singapore: Heinemann Library, 2001. print • Sparrow, Giles. Cosmos. London: Quercus Publishing, 2007. Print