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The Solar System

The Solar System. Planets and their sizes. The Planets. Mercury, Venus, Earth, and Mars Inner planets – nearest to the sun Terrestrial planets – have solid, rocky crusts Jupiter, Saturn, Uranus, Neptune Outer planets – farthest from sun G as Giant Planets – more gaseous & less dense

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The Solar System

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  1. The Solar System Planets and their sizes

  2. The Planets • Mercury, Venus, Earth, and Mars • Inner planets – nearest to the sun • Terrestrial planets – have solid, rocky crusts • Jupiter, Saturn, Uranus, Neptune • Outer planets – farthest from sun • Gas Giant Planets – more gaseous & less dense • Largest – Jupiter • Smallest – was Pluto, now Mercury • Earth is the 5th largest

  3. Asteroids, Comets, Meteoroids • Asteroids: small, irregularly shaped, planetlike objects; mainly found between Mars and Jupiter in asteroid belt; a few follow paths that cross the Earth’s orbit • Comets: made of icy dust particles and frozen gases; look like bright balls with long, feathery tails • Meteoroids: pieces of space debris

  4. Water, Land, and Air • Oceans, lakes, rivers, and other bodies of water make up the Hydrosphere • About 70% of our earth is water

  5. Water, Land, and Air • Lithosphere - Land makes up the part of this earth - includes the ocean basins (land beneath the oceans)

  6. Water, Land, and Air • Atmosphere~ The air we breathe - 6,000 miles above earth’s surface

  7. Water, Land, and Air • Biosphere: part of earth that supports life

  8. Landforms • 7 continents Continent Quiz

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