8th Grade-Ch. 3 sec. 4 outer planets

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  • 1. Ch. 3 Sec. 4 Outer Planets
  • 2. Gas Giants
    • made up almost entirely of gases
    • Jupiter
    • Saturn
    • Uranus
    • Neptune
    • not Pluto
  • 3. outer planets Jupiter Saturn Uranus Neptune Pluto gas giants
    • larger
    • many moons
    • far apart
    • rings
    except Pluto
  • 4. Jupiter is more than 300 times as massive as Earth. Jupiter, King of the Roman gods
    • 4 largest moons-
    • Ganymede- largest
    • Io- active volcanoes
    • Europa- icy crust - liquid H 2 0 under
    • Callisto- icy surface with craters
    Great Red Spot = ongoing hurricane most massive planet
  • 5. Jupiter is really big !
  • 6.  
  • 7.
    • Jupiter with one of its many moons.
  • 8. Europa There are currently 63 known moons orbiting Jupiter. These are the largest four. Callisto Io Ganymede
  • 9. View of Jupiter from Voyager 1 Jupiter’s Great Red Spot
  • 10.  
  • 11. Saturn Family Tour video 31 known moons- largest = Titan hundreds of rings- made of chunks of ice & rock 2 nd largest planet
  • 12. Titan, the Largest Moon of Saturn
    • very thick atmosphere which is mostly nitrogen
    • bigger than both Mercury and Pluto
  • 13.
    • For all their solid appearance, in truth, Saturn's splendid rings are composed of trillions of separate objects – ranging from house-sized “boulders” all the way down to tiny specks of dust measuring just millionths of an inch across.
  • 14. interactive puzzle about Saturn
    • Saturn, god of harvest or time of reaping (sixth planet from the sun).
  • 15.
    • Uranus, father of Saturn and grandfather of Jupiter
    rotates on its side from top to bottom
    • axis tilted at 90 o angle
    • possibly caused by collision w/ another object
    at least 22 moons discovered by William Herschel in 1781 looks bluish  methane gas in atmosphere
  • 16. The Great Dark Spot Neptune, Roman god of the sea at least 13 moons  largest = Triton Great Dark Spot- similar to Jupiter’s Great Red Spot
  • 17. Pluto, Greek god of wealth, ruled the dark underworld
    • Not a planet anymore-minor planet
    discovered by Clyde Tombaugh in 1930
    • 3 moons- largest= Charon
    • close in size & close together
    • smaller & denser than gas giants-
    • smaller than Earth’s moon
  • 18. Two small moons have been discovered orbiting Pluto , bringing the planet's known satellites to three.
  • 19.  
  • 20. Mercury Venus Earth Mars Saturn Jupiter Uranus Neptune Pluto Sun The Solar System