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8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
8th Grade Chapter 1 Lesson 6
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8th Grade Chapter 1 Lesson 6

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For Student Use Only

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  • 1. 8 th Grade- Chapter 1 Lesson 6 Pgs.39-49 For Student Use Only
  • 2. The Planets <ul><li>Planet- “wanderers” were named planets because the moved through the constellations </li></ul><ul><li>The planets are divided into Inner planets and Outer Planets </li></ul><ul><ul><li>Inner planets- nearest Sun (Mercury, Venus, Earth, Mars) </li></ul></ul><ul><ul><li>Outer planets-farther from Sun (Jupiter, Saturn, Uranus, Neptune, Pluto) </li></ul></ul>
  • 3. The Planets <ul><li>Mercury- </li></ul><ul><ul><li>Rocky, barren, craters- similar to our moon </li></ul></ul><ul><ul><li>2 nd smallest planet, fastest planet (30mi/second) </li></ul></ul><ul><ul><li>No atmosphere (extreme temps) </li></ul></ul>
  • 4. The Planets <ul><li>Venus- </li></ul><ul><ul><li>Starlike planet- called morning or evening star depending on when the star is visible) </li></ul></ul><ul><ul><li>Covered in highly reflective clouds made of sulfuric acid </li></ul></ul><ul><ul><li>Earth’s twin planet </li></ul></ul><ul><ul><li>Run-away Greenhouse effect- hottest planet </li></ul></ul><ul><ul><li>High pressure, and no water on surface </li></ul></ul>
  • 5. The Planets <ul><li>Mars- </li></ul><ul><ul><li>Red Planet- from iron rust in sand </li></ul></ul><ul><ul><li>2 moons- Phobos and Deimos </li></ul></ul><ul><ul><li>Has a thin atmosphere </li></ul></ul><ul><ul><li>Rugged terrain </li></ul></ul><ul><ul><li>Physical Features: </li></ul></ul><ul><ul><ul><li>Valles Marineris- big trench </li></ul></ul></ul><ul><ul><ul><li>Olympus Mons- volcano (3x as large as Mt. Everest) </li></ul></ul></ul>
  • 6. The Planets <ul><li>Jupiter </li></ul><ul><ul><li>Largest planet in Solar System </li></ul></ul><ul><ul><li>Gas Giant- made of Hydrogen and Helium </li></ul></ul><ul><ul><li>Great Red Spot is an anticyclone </li></ul></ul><ul><ul><li>Strong magnetic field </li></ul></ul><ul><ul><li>Has many moons (28 have been discovered now)- </li></ul></ul><ul><ul><ul><li>4 most known moons: Ganymede (largest moon), Europa, Callisto, and Io (is home to the first active volcano ever discovered on another planet) </li></ul></ul></ul>
  • 7. The Planets <ul><li>Saturn </li></ul><ul><ul><li>Has icy, dusty rings </li></ul></ul><ul><ul><li>Gas Giant- Hydrogen and Helium </li></ul></ul><ul><ul><li>Least Dense planet </li></ul></ul><ul><ul><li>Has many moons- (30 have been discovered now)- </li></ul></ul><ul><ul><ul><li>Most known moons- Mimas (golf ball), Iapetus, Phoebe and Titan (best known moon) </li></ul></ul></ul>
  • 8. The Planets <ul><li>Uranus </li></ul><ul><ul><li>Third largest planet </li></ul></ul><ul><ul><li>Possibly has liquid water that covers a solid core the size of Earth </li></ul></ul><ul><ul><li>Has many moons- (21 discovered now)- most known moons- Miranda </li></ul></ul><ul><ul><li>Has rings like Saturn </li></ul></ul><ul><ul><li>Rotates on its side </li></ul></ul>
  • 9. The Planets <ul><li>Neptune </li></ul><ul><ul><li>Methane makes Neptune blue </li></ul></ul><ul><ul><li>Strong winds </li></ul></ul><ul><ul><li>Great Dark Spot- (might be a cyclone) </li></ul></ul><ul><ul><li>Possibly mostly water like Uranus </li></ul></ul><ul><ul><li>Many moons- most known- Triton (atmosphere and magnetic field) </li></ul></ul>
  • 10. The Planets <ul><li>Pluto </li></ul><ul><ul><li>No longer the 9 th planet </li></ul></ul><ul><ul><li>Smallest planet (more like a moon) </li></ul></ul><ul><ul><li>Double planet- Charon (moon) and Pluto orbit each other and are about the same size </li></ul></ul><ul><ul><li>Pluto and Neptune cross orbits and Neptune becomes the farthest planet </li></ul></ul>

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