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What are the similarities and differences between Mercury, Venus, Earth and Mars? By : Hero & Ernest

OBJECTIVES a. Memorize the orders of the planets in the solar system using the method given. b. Explain how planets are considered as Terrestrial Planets c. Give the similarities of the terrestrial planets in terms of formation, planetary rings, positions, core composition. d. Give the differences of the terrestrial planets in terms of ,temperature, rotation and revolution. e. Find the difference between rotation and rotation

Hard to memorize? -Order of the planets in solar system My Very Easy Method Just Speed Up Names e e a a u a r e r n r r p t a p c u t s I u n t u s h t r u u r e n s n y r e Hard to memorize? Now, is it easy?

Terrestrial planet Terra-Earth -Earth like planet dingtwist.com

SIMILARITIES PLANETS FORMATION PLANETARY RING CORE COMPOSITION Mercury Rock None Mostly Iron Inner planet Venus Earth Mars

-Position nineplanets.org

(retrograde rotation) DIFFERENCES PLANETS TEMPERATURE ROTATION REVOLUTION MERCURY -173c ~426c 1day = 59days 1year= 88days VENUS 460c 1day= 243days (retrograde rotation) 1year= 225days EARTH -89.2c ~70.7c 23hours 56mins 4secs 365.2days MARS -90c ~20c 1day=24hour 37 mins 1year=687days

Rotation and Revolution Rotation-spin around their axes Wikipedia/org

Revolution -rotate around Particular object 1.bp.blogspot.com

Reference www.universetoday.com/87300 www.wikipedia.org www.planetworld.com www.nineplanet.org www.blogspot.com www.dingtwist.com

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