4th Grade-Ch 18 Lesson 2 What are the inner planets
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4th Grade-Ch 18 Lesson 2 What are the inner planets

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4th Grade-Ch 18 Lesson 2 What are the inner planets 4th Grade-Ch 18 Lesson 2 What are the inner planets Presentation Transcript

  • Ch. 18 Lesson 2 What are the inner planets?
  • The Inner Planets
  • Mercury
    • Little bigger than Earth’s moon
    • covered w/ craters
    • No atmosphere- very hot during day & cold @ night
    • Visited by Mariner 10 space probe
    • no moons
  • Venus
    • Thick atmosphere of sulfuric acid clouds
    • No moons
  • Venus
    • About same size as Earth
    • Brightest object in night sky
  • Earth
    • only planet w/ life & liquid water
    • protected by atmosphere
    • 1 moon
  • Mars
    • “ Red Planet”- iron oxide
    • 2 moons- Phobos & Deimos
    • 2 moons- Phobos & Deimos
  • Mars rovers
    • Sojourner
    • Viking 1
    • Spirit & Opportunity
    • many volcanoes
    Mars
  • Name that inner planet
  • no moons
  • only planet with life
  • “ Red Planet”
  • about same size as Earth
  • 2 moons
  • poisonous clouds
  • no atmosphere
  • brightest object in night sky
  • similar to Earth’s moon
  • visited by rovers
  • covered with craters
  • liquid water
  • covered with iron oxide